Let’s talk HRV – Heart Rate Variability.
This little metric is making waves in the world of longevity and preventive health — and for good reason.
Here’s your cheat sheet:
HRV = the variation in time between your heartbeats.
Higher HRV = better adaptability to stress, stronger nervous system, healthier aging.
Lower HRV = often linked to chronic stress, burnout, and age-related decline.
💡 HRV reflects your resilience, physically, emotionally, even cognitively.
So who's tracking it?
Here are some of the innovations pushing HRV mainstream:
🔵 WHOOP – gives daily recovery scores based on HRV and sleep, loved by athletes and execs alike.
🔵 ŌURA – packs HRV, temperature, and sleep stages into a sleek ring. Even Prince Harry wears one.
🔵 Apple Watch, Garmin & Fitbit (now part of Google) – have made HRV tracking accessible to millions.
🔵 HeartMath Inc., HRV4Training & Elite HRV – measures your HRV and provide personalised insights to improve performance.
🔵 Training Today – continuously monitors your health data from to determine your Readiness To Train (RTT)
👉 Some are integrating HRV with AI coaching, or pairing it with glucose and sleep data for a full-body view of wellness.
🌱 HRV is emerging as a biomarker of healthy aging — a sign not just of how fast you’re burning out, but how well you bounce back.
How can you start boosting it?
✅ Slow breathing (6 breaths/min)
✅ Deep, consistent sleep
✅ Movement, with rest
✅ Laugh more, stress less (easier said than done, I know)
HRV might just be the metric to watch.
Who's tracking already? And which tools are you loving?
