The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a new study. The flow of water within a muscle fiber may dictate how quickly muscle can contract, ...

What Are Eccentric and Concentric Contractions? Eccentric contractions occur when a muscle lengthens under load, such as ...

Should you focus on concentric or eccentric loading to build muscle and strength? We cover the benefits of both and how to prioritize them.

Researchers engineered mice with a mutation (E3896A) in the RyR1 calcium-binding site, eliminating calcium-induced calcium release (CICR) without affecting depolarization-induced calcium release. The ...

When it comes to the gym, isometric exercises probably aren't the first movements that come to mind. But with 4.4k of you Googling 'isometric exercises' each month, you're probably curious to find out ...

Affecting everyone from everyday runners to the the San Francisco 49ers and international soccer stars, most experts still ...

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 ...

Your abdominal muscles surround your trunk between the rib cage and pelvis and keep your abdominal organs safe. Your core abdominal muscles also support your trunk and allow movements while keeping ...