In a population-based cohort of healthy adults, fasting plasma glucose was strongly associated with an abnormal heart rate recovery, even after adjusting for confounding factors. The association ...

You don’t build a stronger heart by punishing it. You build it by challenging it wisely. Somewhere between couch life and ...

At its core, looking at your HRV trend over time gives runners a window into how well they’re balancing training stress with recovery. “Higher HRV is synonymous with having a very healthy nervous ...

Studies show heart rate variability — or HRV — is a reliable marker of recovery and training readiness. Smart watches that track HRV, resting heart rate, and sleep can help people know when to push ...

For when you need to be in "zone 2" and have no idea what that is.

If you're a lifelong powerlifter or bodybuilder, there's a good chance you're more concerned about growing your glutes, carving your core, or building your biceps than boosting your VO2 max. But for ...

Oura reports that heart rate variability (HRV) measures the variation in heartbeat timing, reflecting stress levels and recovery. Higher HRV indicates well-being, while lower HRV signals stress.