It may sound dramatic, but the rate at which your heart is beating plays a key role in how long you’re likely to live.

For instance, a user with a normal resting heart rate of around 40 BPM found that their Galaxy Watch 5 was reading 70-80 BPM ...

An abnormal heart rhythm, also called an arrhythmia, is when your heart beats too fast, too slow, or irregularly. Here’s ...

The accuracy of heart rate monitoring on Fitbit Charge devices has been a topic of significant discussion among users and ...

Medically reviewed by Richard N. Fogoros, MD Medically reviewed by Richard N. Fogoros, MD Heart rate recovery (HRR) is how ...

In terms of VO2 max, participants with more strength experienced an increase in VO2 up to 108% of their max. This was because ...

"During a zone 2 or a 'steady state' session, which is generally a conversational paced workout over 30 minutes or more, you will be predominantly using fat as a source of energy – which will ...

The heart is a muscle that contracts to work as a pump. When it contracts it pushes blood containing oxygen and nutrients to ...

Fitbit’s new fitness features on Google’s latest smartwatch are a great starting point, but training to be a better runner ...

Being diagnosed with POTS, Drury experiences a change in her heart rate when she transitions from sitting down to standing up ...

Commentary: Forget about step count. Here's what I'm measuring on my Apple Watch to track my overall cardiovascular health.

A Cornell University study found an easily accessible spot to measure reptiles’ pulse rate, and that pulse rate corresponds ...