We reviewed the best Fitbits to help you meet your 2026 fitness goals and budget, including models with basic tracking and ...

Cardiovascular disease remains a leading global cause of death, and we break down its pathology, risk factors, and the ...

Watch says you’re in the red but body feels fine? You’re not imagining it. Discover why 220 minus age fails women and how to ...

To manage stress, seek mental health support, whether that’s from family and friends, or a therapist, says Dr. Naidu.

While aerobic exercise gets most of the headlines about its ability to improve heart health, mounting evidence suggests strength-building workouts are another critical piece of the heart health puzzle ...

Your heart rate can tell you a lot about your fitness and cardiovascular health. Your heart beats consistently, day in and day out, but you may not generally pay close attention to it. You might take ...

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 ...

When you track a strength training workout on a fitness watch, that watch will happily tell you what heart rate zones you were in during the workout. In fact, they'll do that for any workout, whether ...

Running in zone 2, by definition, should feel easy. And that’s a good thing, considering zone 2 runs make up the majority of any good training plan. These easy efforts serve as the building blocks for ...