Heart rate zones are a way to describe how hard you're working during a cardio workout, like running or cycling. The faster your heart beats, the harder you're working. So an easy jog might have you ...

CNET's heart rate test To capture a broad range of heart rate data, I tested each watch individually across three separate 1-mile runs on a flat track. I held a moderate intensity for the first half ...

To get a sense of what average running heart rates look like for the pros, we peeked at some of their public Strava posts.

Are you suffering from an irregular heartbeat issue? Read on to learn how you can easily detect early arrhythmia at home.

Sitting quietly at your desk, watching TV, or lying in bed at night, your heart should be taking it easy – beating steadily and calmly at somewhere between 60 and 80 beats per minute for most healthy ...

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, ...