Time under contraction is not directly measured in a typical weight training program. Most people really don't even think about the number of seconds a given muscle is forced to work. Indirectly, ...

A physical therapist explains why downhill walking causes more injuries and how to build strength safely.

If we look again at research on knee stabilizers, scientists have a theory that it’s good for injury prevention if your body ...

Counting on Kegels to manage menopause changes? It may not be the fix you think. As estrogen levels plunge during the so-called change of life, the pelvic floor muscles that support organs like the ...

Women's fitness expert Dr Stacy Sims says it’s not about doing more – it’s about lifting smarter, heavier and with intent ...

At the molecular level, muscle contraction is defined by myosin molecules pulling actin filaments. New electron cryomicroscopy images with unprecedented resolution taken by researchers at Osaka ...

Certified trainer Jarrod Nobbe, CSCS shares 5 chair exercises that build glute strength faster than lunges after 60.

Micro-organisms in the gut support healthy digestion by helping nerve cells within the intestine to regulate the contraction and relaxation of the muscle wall of the colon, according to new research ...