When I signed up to try a bunch of health and aging tests for The Post, I knew there would be blood. I just didn’t realize ...

While there’s no crystal ball to predict your future health, there are a few basic tests you can give yourself to gauge your current strength, power, cardiovascular fitness and balance — all of which ...

Physical therapists reveal the foundational "vital signs" of movement that determine your future independence, mobility, and ...

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

Hardcore endurance athletes have tracked the metric for decades, but it is increasingly touted as a measure of fitness and ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You’ve heard it for years: Age is just a number. But there’s been a huge focus lately on biological age, ...

How easily you can go from sitting on the floor to standing could hint at your risk of early death, a new study suggests. How easily you can sit down and stand up from the floor without using your ...

Turns out, living longer might require a village..

How old are you, really? People are flocking to so-called longevity clinics and buying tests online to find out their “biological age”—a metric that some scientists say could reveal how healthy a ...

New research is underway to test whether a combination of high-intensity interval training and generic medicines can slow ...