{"id":5984,"date":"2023-01-04T14:00:00","date_gmt":"2023-01-04T08:30:00","guid":{"rendered":"https:\/\/blog.fourthfrontier.com\/?post_type=web-story&#038;p=5984"},"modified":"2023-03-16T09:05:12","modified_gmt":"2023-03-16T09:05:12","slug":"what-is-heart-rate-variability-does-it-indicate-your-well-being","status":"publish","type":"web-story","link":"https:\/\/blog.fourthfrontier.com\/in\/web-stories\/what-is-heart-rate-variability-does-it-indicate-your-well-being\/","title":{"rendered":"What Is Heart Rate Variability, Does It Indicate Your Well-Being?"},"content":{"rendered":"<p><html amp=\"\" lang=\"en\"><head><meta charSet=\"utf-8\"\/><meta name=\"viewport\" content=\"width=device-width,minimum-scale=1,initial-scale=1\"\/><script async=\"\" src=\"https:\/\/cdn.ampproject.org\/v0.js\"><\/script><script async=\"\" src=\"https:\/\/cdn.ampproject.org\/v0\/amp-story-1.0.js\" custom-element=\"amp-story\"><\/script><link 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href=\"https:\/\/blog.fourthfrontier.com\/uk\/web-stories\/what-is-heart-rate-variability-does-it-indicate-your-well-being\/\"\/><meta name=\"web-stories-replace-head-end\"\/><\/head><body><amp-story standalone=\"\" publisher=\"Heart Health Guides | Research Blogs on Heart Diseases | UK Fourth Frontier Blogs\" publisher-logo-src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2022\/11\/logo_96x96.png\" title=\"What Is Heart Rate Variability, Does It Indicate Your Well-Being?\" poster-portrait-src=\"https:\/\/i0.wp.com\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/cropped-heart-rate.webp?fit=640%2C853&amp;ssl=1\"><amp-story-page id=\"4b2a0bd9-55bd-4646-b7a8-c2efe78b3092\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#c89c8c\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-8bc6ff6c-6e23-4142-9d1a-d783c70f57dd\">\n<div style=\"position:absolute;width:133.38544%;height:100%;left:-16.69272%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/cropped-heart-rate.webp\" alt=\"heart rate\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/cropped-heart-rate-640x853.webp 640w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/cropped-heart-rate-225x300.webp 225w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/cropped-heart-rate-150x200.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:65.69579%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-43ba6c1b-5c03-4b02-9108-5caf41927fab\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:12.13592%;top:73.94822%;width:74.51456%;height:19.90291%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-655a8627-6003-4901-8740-a407867ca25d\">\n<h1 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.6903908794788269% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.436893em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">What Is Heart Rate Variability, Does It Indicate Your&nbsp;<\/span><br \/>\n<span style=\"color: #e3e3e3\">Well-Being?<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:96.92557%;width:75.24272%;height:2.91262%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.6451612903225806% 0.6451612903225806% 0.6451612903225806% 0.6451612903225806% \/ 11.11111111111111% 11.11111111111111% 11.11111111111111% 11.11111111111111%\" id=\"el-70e85eaf-2258-4551-9523-6cd5755fa132\">\n<h1 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.41582661290322576% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.242718em;line-height:1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">BY TEAM FOURTH FRONTIER DESK<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:1.45631%;width:11.65049%;height:7.76699%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-6edc70eb-70f1-4449-95e9-f0fb2bb06b94\">\n<div style=\"position:absolute;width:100%;height:100.00004%;left:0%;top:-0.00002%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/03\/Square-Logo-1.png\" alt=\"Square Logo\" srcSet=\"https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/03\/Square-Logo-1.png?resize=96%2C96&amp;ssl=1 96w\" sizes=\"(min-width: 1024px) 5vh, 12vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"0f804830-104c-46c5-b659-4cafc940d6da\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#a08384\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-6b1aa8de-44e8-4449-89b3-aec4dab5eb23\">\n<div style=\"position:absolute;width:100%;height:100%;left:0%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-21-2.webp\" alt=\"heart (21)\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-21-2.webp 1080w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-21-2-864x1536.webp 864w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-21-2-768x1365.webp 768w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-21-2-576x1024.webp 576w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-21-2-169x300.webp 169w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-21-2-150x267.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:60.67961%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-0717d66f-8a4c-489f-9bf0-68d7edcdd153\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:10.67961%;top:72.65372%;width:77.18447%;height:25.56634%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-91d64970-6f4a-494d-a727-d8d646f0fe2a\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">Heart rate variability (HRV) is a measure of the variation in the time interval between heartbeats. It is typically measured in milliseconds and can be used as an indicator of a person&#8217;s cardiovascular health.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"b65607d0-2fa1-4df2-9c80-e74f55817af5\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#483440\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-7a71beb7-3076-4e5b-a185-41c1246f4018\">\n<div style=\"position:absolute;width:100%;height:100%;left:0%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/brain-1.webp\" alt=\"brain\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/brain-1.webp 1080w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/brain-1-864x1536.webp 864w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/brain-1-768x1365.webp 768w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/brain-1-576x1024.webp 576w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/brain-1-169x300.webp 169w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/brain-1-150x267.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:66.82848%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-5e7defd4-df7f-4f7e-a36e-ec21d35e5e3c\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:10.67961%;top:75.56634%;width:77.18447%;height:25.56634%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-7fdfab6a-1b1b-42b8-b6d7-874d1fcce6e8\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">HRV is influenced by the balance between the sympathetic (responsible for the &#8220;fight or flight&#8221; response) and parasympathetic (that promotes rest) branches of the autonomic nervous system.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"6ac83091-bddb-48a5-ba74-fab879621d12\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#f3d9e1\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-97ae8330-579b-4180-ab5e-516cdbf2f6fa\">\n<div style=\"position:absolute;width:266.5334%;height:100%;left:-83.2667%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/heart-rate-2.jpg\" alt=\"Biofeedback,-,Female,Hand,With,Attached,Sensors,For,Heart,Rate\" srcSet=\"https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/heart-rate-2.jpg?fit=1000%2C667&amp;ssl=1 1000w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/heart-rate-2.jpg?fit=768%2C512&amp;ssl=1 768w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/heart-rate-2.jpg?resize=700%2C466&amp;ssl=1 700w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/heart-rate-2.jpg?fit=300%2C200&amp;ssl=1 300w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/heart-rate-2.jpg?fit=150%2C100&amp;ssl=1 150w\" sizes=\"(min-width: 1024px) 66vh, 148vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:61.00324%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-183f5c7f-6ee6-4ad6-89cd-77106923cc6b\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:10.67961%;top:69.7411%;width:77.18447%;height:18.28479%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-cca26681-dffc-4d23-8b37-071bf2d9fd01\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">HRV can be measured using a variety of methods, including electrocardiography (ECG), photoplethysmography (PPG), and accelerometry.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"3ffcc9bd-8ccf-4dd5-980e-b1ecce504e6a\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#dad5dc\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-9d2ce4e8-b43e-48c2-96df-758f4c600a11\">\n<div style=\"position:absolute;width:133.38544%;height:100%;left:-16.69272%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/cropped-heart-22-1.webp\" alt=\"heart (22)\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/cropped-heart-22-1-640x853.webp 640w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/cropped-heart-22-1-225x300.webp 225w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/cropped-heart-22-1-150x200.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:61.00324%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-4c805ffd-1221-4d26-a04e-707a13ecea54\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:10.67961%;top:69.7411%;width:77.18447%;height:14.88673%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-af052850-2acc-4bb3-8aa8-6fca16b72d33\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">Low HRV is associated with increased risk of cardiovascular disease, including heart attack and stroke.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"62b86039-1eeb-4d7c-805f-1523c525afbb\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#b53445\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-a1a242e9-0448-443e-a44f-270057f979b8\">\n<div style=\"position:absolute;width:111.11111%;height:100%;left:-5.55556%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-14.webp\" alt=\"heart (14)\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-14.webp 800w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-14-768x1229.webp 768w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-14-640x1024.webp 640w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-14-188x300.webp 188w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/heart-14-150x240.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:4.12621%;top:61.00324%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-20f93d08-8eed-47d0-a8c7-512279978e18\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:69.7411%;width:77.18447%;height:18.28479%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-9d320c78-f29b-4efb-a9c1-06565193a188\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">High HRV is generally considered a positive sign of cardiovascular health and is associated with good physical and mental health.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"b0a1a27e-8bf9-4de9-be39-146a0ce4fa19\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#a1929c\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-c408c444-2e83-4fe8-aa5f-1fb0345e8b70\">\n<div style=\"position:absolute;width:266.1344%;height:100%;left:-83.0672%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/heart-rate-3.webp\" alt=\"heart rate (3)\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/heart-rate-3.webp 1000w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/heart-rate-3-768x513.webp 768w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/heart-rate-3-700x466.webp 700w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/heart-rate-3-300x200.webp 300w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/heart-rate-3-150x100.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:4.12621%;top:61.00324%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-98276475-6c74-4522-8dfe-7964ff5db886\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:69.7411%;width:77.18447%;height:14.88673%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-13039600-85d4-43e6-b4c8-491cc4ee63fc\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">HRV can be affected by a variety of factors, including age, sex, physical activity level, and stress.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"99e17de6-b016-4cc2-ac30-03a0f3a11e24\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#c0b9bd\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-221c57e9-2092-455a-a195-50c6715e9df8\">\n<div style=\"position:absolute;width:111.11111%;height:100%;left:-5.55556%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/artial.webp\" alt=\"artial\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/artial.webp 800w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/artial-768x1229.webp 768w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/artial-640x1024.webp 640w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/artial-188x300.webp 188w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/artial-150x240.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:61.00324%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-0c2f91d4-da48-4b35-ba0f-8d7a14a9ce9b\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:10.67961%;top:69.7411%;width:77.18447%;height:21.68285%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-4fac35cc-d1ea-4404-aaa0-9d9bf0801eb0\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">HRV can be used as a tool to assess the effectiveness of interventions such as exercise training, stress reduction techniques, and pharmacological treatment.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"d30291c6-d952-4d0a-9536-7d2e8c750b6c\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#1e4644\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-b030d282-cbb9-45e2-9834-2b3d45ab8221\">\n<div style=\"position:absolute;width:100%;height:100%;left:0%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/insulin.jpg\" alt=\"insulin\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/insulin.jpg 1080w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/insulin-864x1536.jpg 864w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/insulin-768x1365.jpg 768w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/insulin-576x1024.jpg 576w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/insulin-169x300.jpg 169w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/03\/insulin-150x267.jpg 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:61.00324%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-c4d505e1-7c15-46e4-b0bd-bcdbce6b9db7\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:10.67961%;top:69.7411%;width:77.18447%;height:18.28479%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-44a7bb95-eb18-4765-b86b-53d46b90fbd8\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">HRV can be used to monitor the progress of people with chronic conditions such as heart failure, hypertension, and diabetes.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"ce7776f1-a23d-49de-ae1d-e1f06d4ea9d9\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#c5bbba\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-65100700-1ba8-4e90-b679-5e06c0a93c08\">\n<div style=\"position:absolute;width:100%;height:100%;left:0%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/acid-14.webp\" alt=\"acid (14)\" srcSet=\"https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/acid-14.webp 1080w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/acid-14-864x1536.webp 864w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/acid-14-768x1365.webp 768w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/acid-14-576x1024.webp 576w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/acid-14-169x300.webp 169w,https:\/\/blog.fourthfrontier.com\/uk\/wp-content\/uploads\/2023\/01\/acid-14-150x267.webp 150w\" sizes=\"(min-width: 1024px) 60vh, 133vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:61.00324%;width:93.20388%;height:39.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-da2fd47a-768b-4ee9-b004-fb330e7ea940\">\n<div class=\"fill\" style=\"background-image:linear-gradient(0turn, rgba(0,0,0,0.96) 0%, rgba(0,0,0,0.02) 100%);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:10.67961%;top:69.7411%;width:77.18447%;height:18.28479%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-4a118722-544d-4ef3-bafe-a0c51fcf24d5\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.49371069182389893% 0;font-family:&quot;Merriweather&quot;,serif;font-size:0.323625em;line-height:1.1;text-align:center;padding:0;color:#000000\"><span><span style=\"color: #e3e3e3\">HRV can be used to predict the risk of adverse outcomes in people with acute conditions such as acute coronary syndrome and sepsis.<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"79af651a-76a2-4259-90f9-7c65df58b14e\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#b72e3d\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-fb2a7c88-371e-4e1c-be81-238502ce71bb\">\n<div style=\"position:absolute;width:315.85761%;height:100%;left:-190.62111%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2022\/01\/Knowing-When-to-Slow-Down-Catching-Irregular-Heartbeats-during-Exercise.jpg\" alt=\"Knowing When to Slow Down Catching Irregular Heartbeats during Exercise\" srcSet=\"https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2022\/01\/Knowing-When-to-Slow-Down-Catching-Irregular-Heartbeats-during-Exercise.jpg?fit=1281%2C721&amp;ssl=1 1281w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2022\/01\/Knowing-When-to-Slow-Down-Catching-Irregular-Heartbeats-during-Exercise.jpg?fit=1024%2C576&amp;ssl=1 1024w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2022\/01\/Knowing-When-to-Slow-Down-Catching-Irregular-Heartbeats-during-Exercise.jpg?fit=768%2C432&amp;ssl=1 768w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2022\/01\/Knowing-When-to-Slow-Down-Catching-Irregular-Heartbeats-during-Exercise.jpg?fit=300%2C169&amp;ssl=1 300w\" sizes=\"(min-width: 1024px) 142vh, 315vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:10.43689%;top:4.36893%;width:78.64078%;height:31.87702%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-b7f8ab1d-8f5c-4f82-b3a2-7ca9c4cdf8d4\">\n<div class=\"fill\" style=\"background-color:#fff;will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:16.01942%;top:7.11974%;width:68.20388%;height:23.30097%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0% 0% 0% 0% \/ 0% 0% 0% 0%\" id=\"el-5c979f3a-c7c6-4fd2-898d-6b28bfe3546c\">\n<h3 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.24198593193950152% 0;font-family:&quot;Open Sans&quot;,sans-serif;font-size:0.355987em;line-height:1.3;text-align:center;padding:0;color:#000000\"><span>Monitor your heart rate, breathing rate, strain, heart rhythms, HRV, continuous ECG and a lot more using Frontier X2.<\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2022\/11\/logo_96x96.png\"><a href=\"https:\/\/fourthfrontier.com\/products\/frontier-x\" rel=\"\">GET YOUR FRONTIER X2 NOW<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"bea4765c-025a-4a46-b559-a8422d97dd56\" auto-advance-after=\"9s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#ba886e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-2a29d9ef-464e-4ff1-82d2-06f5716ff9ba\">\n<div style=\"position:absolute;width:100%;height:101.90217%;left:0%;top:-0.95109%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/02\/SEO_Agencycreatives-04.jpg\" alt=\"SEO_Agencycreatives-04\" srcSet=\"https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/02\/SEO_Agencycreatives-04.jpg?fit=828%2C1500&amp;ssl=1 828w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/02\/SEO_Agencycreatives-04.jpg?fit=768%2C1391&amp;ssl=1 768w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/02\/SEO_Agencycreatives-04.jpg?fit=565%2C1024&amp;ssl=1 565w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/02\/SEO_Agencycreatives-04.jpg?fit=166%2C300&amp;ssl=1 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style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0% 0% 0% 0% \/ 0% 0% 0% 0%\" id=\"el-5f57fe9d-68cb-44b2-8098-1a00bb3dec92\">\n<h3 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.24198593193950152% 0;font-family:&quot;Open Sans&quot;,sans-serif;font-size:0.355987em;line-height:1.3;text-align:center;padding:0;color:#000000\"><span>Monitor your heart rate, breathing rate, strain, heart rhythms, HRV, continuous ECG and a lot more using Frontier X2.<\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0125\/1498\/4026\/products\/Product_Page_Listing_2.jpg?v=1670576151\"><a href=\"https:\/\/fourthfrontier.com\/products\/frontier-x?utm_source=FFBLOG&amp;utm_medium=FF_WS&amp;utm_campaign=FF_WS_HEART_HEALTH&amp;utm_id=ORGANIC\" 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type=\"application\/json\">[{\"selector\":\"#anim-b746bc53-f1df-4dba-b30e-3aa803d48b12\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":1200,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-06778d3f-d45b-4454-a9ff-74295b3094ee\",\"keyframes\":{\"transform\":[\"translate3d(0px, 435.14756%, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":1200,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-bc148aa5-c83f-487a-ab3c-13f283f62740\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":1200,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-0932f593-5522-47e2-bf6f-550a21b950c3\",\"keyframes\":{\"transform\":[\"translate3d(0px, 429.89058%, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":1200,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-1df94062-2f64-4009-8800-729df3d5d45a\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":2000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#e1e1e3\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-910bc42d-cecc-45a4-b5b6-912617e258c8\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:24.75728%;top:87.21683%;width:63.59223%;height:12.62136%;opacity:1\">\n<div id=\"anim-7d88a5fb-aaea-4073-aa43-115ce81917cf\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-084c11eb-0521-4d08-b6a7-43dd7fd3e5fb\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0px, 174.64386%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.7633587786259541% 0.7633587786259541% 0.7633587786259541% 0.7633587786259541% \/ 2.564102564102564% 2.564102564102564% 2.564102564102564% 2.564102564102564%\" id=\"el-6f539259-b789-4a03-aca6-a2f934e5438e\"><a href=\"https:\/\/blog.fourthfrontier.com\/web-stories\/cardiovascular-fitness-effective-tips-for-maximizing-heart-health\/\" data-tooltip-icon=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/02\/cropped-Shutterstock_1786824197.jpg\" data-tooltip-text=\"Cardiovascular Fitness : Effective Tips for Maximizing Heart Health - Heart Health Guides | Research Blogs on Heart Diseases | Fourth Frontier Blogs\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0\"><\/p>\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-1.493893129770992% 0;font-family:&quot;Archivo&quot;,sans-serif;font-size:0.307443em;line-height:1.5;text-align:left;padding:0;color:#000000\"><span>Cardiovascular Fitness : Effective Tips for Maximizing Heart Health<\/span><\/p>\n<p><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:16.50485%;top:75.08091%;width:4.12621%;height:5.33981%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:11.76470588235294% 11.76470588235294% 11.76470588235294% 11.76470588235294% \/ 6.0606060606060606% 6.0606060606060606% 6.0606060606060606% 6.0606060606060606%\" id=\"el-045be892-a264-421c-8186-2e2e86579328\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-8.729411764705878% 0;font-family:&quot;Archivo&quot;,sans-serif;font-size:0.226537em;line-height:1.3;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 600; color: #22242e\">02<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:24.51456%;top:74.75728%;width:61.8932%;height:7.9288%;opacity:1\">\n<div id=\"anim-b746bc53-f1df-4dba-b30e-3aa803d48b12\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-06778d3f-d45b-4454-a9ff-74295b3094ee\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0px, 435.14756%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.7843137254901961% 0.7843137254901961% 0.7843137254901961% 0.7843137254901961% \/ 4.081632653061225% 4.081632653061225% 4.081632653061225% 4.081632653061225%\" id=\"el-baa54fd1-099a-47e2-953f-0c5247db89c8\"><a href=\"https:\/\/blog.fourthfrontier.com\/web-stories\/is-a-heart-rate-over-200-too-high-when-exercising\/\" data-tooltip-icon=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/cropped-shutterstock_1036798198-scaled-1.jpg\" data-tooltip-text=\"Is a Heart Rate Over 200 Too High When Exercising? - Heart Health Guides | Research Blogs on Heart Diseases | Fourth Frontier Blogs\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0\"><\/p>\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-1.5349019607843135% 0;font-family:&quot;Archivo&quot;,sans-serif;font-size:0.307443em;line-height:1.5;text-align:left;padding:0;color:#000000\"><span>Is a Heart Rate Over 200 Too High When Exercising?<\/span><\/p>\n<p><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:22.81553%;top:51.13269%;width:54.61165%;height:5.33981%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.8888888888888888% 0.8888888888888888% 0.8888888888888888% 0.8888888888888888% \/ 6.0606060606060606% 6.0606060606060606% 6.0606060606060606% 6.0606060606060606%\" id=\"el-b4d84cdc-3429-48c4-a40b-b132eb88c774\">\n<h2 class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.25333333333333347% 0;font-family:&quot;Archivo Black&quot;,sans-serif;font-size:0.485437em;line-height:1.05;text-align:initial;padding:0;color:#000000\"><span><span style=\"color: #2d303c\">Other Stories<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:16.50485%;top:60.35599%;width:4.12621%;height:2.42718%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:11.76470588235294% 11.76470588235294% 11.76470588235294% 11.76470588235294% \/ 13.333333333333334% 13.333333333333334% 13.333333333333334% 13.333333333333334%\" id=\"el-d2b660ea-de0e-41d7-8d53-2193f7fbdc3a\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-8.729411764705878% 0;font-family:&quot;Archivo&quot;,sans-serif;font-size:0.226537em;line-height:1.3;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 600; color: #22242e\">01<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:25%;top:59.87055%;width:61.8932%;height:11.48867%;opacity:1\">\n<div id=\"anim-bc148aa5-c83f-487a-ab3c-13f283f62740\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-0932f593-5522-47e2-bf6f-550a21b950c3\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0px, 429.89058%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.7843137254901961% 0.7843137254901961% 0.7843137254901961% 0.7843137254901961% \/ 2.8169014084507045% 2.8169014084507045% 2.8169014084507045% 2.8169014084507045%\" id=\"el-268f19e1-ed41-4ffb-b79e-d2f2d4fcaa64\"><a href=\"https:\/\/blog.fourthfrontier.com\/web-stories\/can-too-much-exercise-shorten-your-life-span-all-you-need-to-know\/\" data-tooltip-icon=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/cropped-shutterstock_2210938479-scaled-1.jpg\" data-tooltip-text=\"Can Too Much Exercise Shorten Your Life Span? All You Need To Know - Heart Health Guides | Research Blogs on Heart Diseases | Fourth Frontier Blogs\" target=\"_blank\" rel=\"noreferrer noopener\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0\"><\/p>\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-0.7898039215686272% 0;font-family:&quot;Archivo&quot;,sans-serif;font-size:0.307443em;line-height:1.3;text-align:left;padding:0;color:#000000\"><span>Can Too Much Exercise Shorten Your Life Span? All You Need To Know<\/span><\/p>\n<p><\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-3.39806%;top:-9.2233%;width:103.15534%;height:56.31068%;opacity:1\">\n<div id=\"anim-1df94062-2f64-4009-8800-729df3d5d45a\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-7f814f3d-b114-49cc-b2bc-a5623e45ac0c\">\n<div style=\"position:absolute;width:100%;height:217.11366%;left:0%;top:-16.62676%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/Shutterstock_311777330.jpg\" alt=\"Shutterstock_311777330\" srcSet=\"https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/Shutterstock_311777330.jpg?fit=720%2C1280&amp;ssl=1 720w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/Shutterstock_311777330.jpg?fit=576%2C1024&amp;ssl=1 576w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/Shutterstock_311777330.jpg?fit=169%2C300&amp;ssl=1 169w,https:\/\/i0.wp.com\/blog.fourthfrontier.com\/wp-content\/uploads\/2023\/01\/Shutterstock_311777330.jpg?fit=150%2C267&amp;ssl=1 150w\" sizes=\"(min-width: 1024px) 46vh, 103vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:16.50485%;top:87.37864%;width:4.12621%;height:5.50162%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:11.76470588235294% 11.76470588235294% 11.76470588235294% 11.76470588235294% \/ 5.88235294117647% 5.88235294117647% 5.88235294117647% 5.88235294117647%\" id=\"el-8529b6ee-bcfe-4387-9ae7-168b80c1f06d\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-8.729411764705878% 0;font-family:&quot;Archivo&quot;,sans-serif;font-size:0.226537em;line-height:1.3;text-align:left;padding:0;color:#000000\"><span><span style=\"font-weight: 600; color: #22242e\">03<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><\/amp-story><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>COVID-19 can cause inflammation in the body, including inflammation in the blood vessels and heart. This inflammation can increase the risk of a heart attack.<\/p>\n","protected":false},"author":11,"featured_media":15460,"template":"","meta":{"_acf_changed":false,"web_stories_publisher_logo":4305,"web_stories_poster":[],"web_stories_products":[],"footnotes":""},"web_story_category":[],"web_story_tag":[],"class_list":["post-5984","web-story","type-web-story","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v19.6 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What Is Heart Rate Variability, Does It Indicate Your Well-Being? - Heart Health Guides | Research Blogs on Heart Diseases | India Fourth Frontier Blogs<\/title>\n<meta name=\"description\" content=\"COVID-19 can cause inflammation in the body, including inflammation in the blood vessels and heart. 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