Try this 5-minute sit-to-stand test for seniors. Expert trainer explains what your score reveals about strength and longevity ...

Core training has always been part of military PT and fitness testing. From crunches to sit-ups, flutter kicks, leg tucks and plank poses, the U.S. military uses many exercises to test core strength.

A fitness expert shares the 3 positions that reveal your true core strength after 60 — plus easier modifications if you're not there yet.

Stop obsessing over surface-level aesthetics and discover the three functional movements that actually stabilize your pelvis, prevent injury, and optimize your daily performance.

Maintaining a strong, stable core is among the most common fitness recommendations given to everyone from athletes to people with chronic pain. Terms like "core exercise" and "core activation" get a ...

In the third installment of our six-part core lab, Tonal Instructors Dr. Liz Letchford & Coach Paul Wright guide you through a workout to maximize your stability. This conditioning workout consists of ...

When people think about the golf swing these days, often the first thing that comes to mind is distance and how to hit it farther thanks to the Bryson effect. But very few people think about what they ...