"Do not view HRV as a stress score, but rather as a nervous system resilience score." ...

Ready to take your training to the next level? Here are the best heart rate monitors to track your fitness and health goals ...

Fitness trackers and smart watches are widely popular wearable devices that measure several types of health metrics, including step count, calories burned, sleep quality, Vo2 max and heart rate. As a ...

This is the ultimate heart rate variability deep dive—nuanced, practical, and funny. I'll even share a story involving Andrew ...

Whoop is a top fitness and health tracker – and one of my favorite devices at Wareable. But if you want to check your heart rate, it can be a little hard to find. I’ve been using Whoop for years – so ...

Tracking key heart health metrics every day helps you understand how your lifestyle affects your cardiovascular system and empowers you to take proactive steps toward better heart health. Heart ...

What is heart rate variability (HRV)? As popular as the metaphor may be, a healthy heart doesn’t beat as regularly as a metronome. In fact, it changes its rhythm with each beat. Heart rate variability ...

Oura announces partnership with Vida Health. This collaboration will bring Oura Ring data into virtual metabolic care plans ...

Heart rate variability (HRV) is the variation in the time between two consecutive heartbeats over a specific period. Doctors may use HRV as an indicator for certain aspects of a person’s health, ...

This article was made possible by the support of Yakult and produced independently by Scientific American’s board of editors. Earlier this year I got an Oura ring to track the state of my health. Soon ...