This article was reviewed by Felix Gussone, MD. If you’ve been feeling a bit more couch potato than go-getter lately, ...

Take the 30-second chair stand test. See elite rep ranges after 50 and the simple plan to boost your score fast.

In my bid to build muscle as I try to conceive, I compared an AI chatbot's suggestions with a human expert's. Amanda Smith is a freelance journalist and writer. She reports on culture, society, human ...

Secretary of Defense Pete Hegseth announced on Tuesday that there would be new, strict fitness standards enforced on the U.S.

The condition of our lungs can reveal a great deal about our wider health. Luckily you can also get them into better shape.

Almost everyone has heard of sarcopenia—the progressive loss of skeletal muscle mass, strength, power, and functional ...

A VO2 max test measures heart health and breaks down your ideal cardio zones for burning fat and building muscle.

Over 50? Hitting 20–25 pushups (men) or 12–15 (women) is elite. See the standard—and how to build to it safely and fast.

The widely respected fitness guru laid out specific workouts that everyone should include in their routine to help build strength.

A PS contributor tried Eternal and a 2.5-hour grueling fitness test that pushes you to the max. Here are her takeaways and photos from the experience.

Here’s what’s happening when you feel that ear pressure, the most common causes behind it, how to find relief and when it may ...