These days, it may seem like there’s a million different data points that you’re supposed to keep track of—hello, steps, sleep, and recovery scores!—and it’s difficult to know which ones are worth ...

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, ...

The heart rate zone formula is flawed, especially for women. Here's how to rethink your training. These days, everyone from ...

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 ...

Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...

Simple breathing exercises done twice daily while using a mobile phone app can help relieve the symptoms of Long Covid, new research has found. Resonant breathing, which consists of a four second ...