Forget lab tests: the Tour de France provides a real-world look at the limits of human fitness.

Shakira's personal trainer Anna Kaiser shared the secret to her client's incredible physique and fitness at 49, revealing ...

Infrared saunas are increasingly marketed as a post-exercise recovery tool that can reduce pain and fatigue, but the ...

Fitness wearables can help you move more, sleep better, and stay healthy. Here's how to pick the right one for you, along with the top fitness trackers we've tested.

With basic step-counting bands, subtle smart rings and fitness-ready watches, the best fitness trackers come in all shapes ...

Waking an athlete at 2 a.m. for anti-doping testing isn't just inconvenient. It's ignoring the science of sleep and ...

A meta-analysis of 38 placebo-controlled trials involving 703 participants found that beetroot juice supplementation was ...

Patients receiving short daily home dialysis reported better habitual physical activity rates and other quality of life ...

Jenessa Connor is a writer with experience writing health, fitness, and nutrition topics for publications, websites, companies, and experts in wellness spaces. For older adults, certain forms of ...

While searching for a plan to train for her first full marathon—the New York City Marathon in November—Funmilayo (“Funmi”) ...

VO2 max measures the maximum amount of oxygen your body can use during exercise. It’s become one of the buzziest fitness metrics on social media, with influencers and wearable devices touting it as a ...

The Fitbit Air wristband and the Oura smart ring are both excellent screen-free fitness trackers. I compare specs, features, ...