Discover the simple method to calculate your true zone 2 range—and why getting it right matters for marathon success.

Zone 1 (minimal exertion): Your heart rate is ideal for warming up before your workout, cooling down after a workout or during a recovery workout (light training after intense sessions). Primarily in ...

China is to triple the number of facilities it uses to forcibly harvest the organs of detained Uyghur people, it has been ...

A substudy reports that optical coherence tomography resulted in less vessel failure after percutaneous coronary angioplasty ...

Heart failure (HF) is a growing global health concern, affecting more than 64 million people worldwide. It develops when the heart can no longer pump enough blood to meet the body's demands, often due ...

I do not enjoy running and I am not particularly good at it. I do, however, enjoy Peloton's pace target workouts. They may just turn me into a runner.

Heart rate variability (HRV) is a noninvasive marker for the cardiovascular system and the substantial influence of this system on the autonomous nervous system (ANS). Contact and remote ...

You probably don't think all that much about how quickly you breathe, but it can actually tell you quite a lot about your overall health. Respiratory rate is considered one of four main vital signs, ...