This simple bodyweight test, recommended by top sports medicine experts, may reveal far more about your heart health than you ...

This straightforward squat test uses only a chair and your own body weight to measure lower-body strength, endurance, and ...

See the squat rep benchmarks after 55, how to squat with clean form, and the best tips to build lower-body endurance.

This 7-minute bodyweight test after 60 uses wall sits, planks, and glute bridges to assess strength, stability, and endurance ...

Grip strength is associated with a range of health outcomes, from type 2 diabetes to depression. Here’s how to check yours. In a world of technologically-driven longevity clinics with their ...

In this video excerpt from NOVA's "Making Stuff: Stronger" , host and New York Times technology columnist David Pogue visits DuPont™, where Kevlar® was invented. After learning how this bulletproof ...