Researchers identified a critical AMPK phosphorylation site that regulates mitochondria, muscle contraction, and sugar ...

Supplements for muscle recovery include creatine, turmeric, and vitamin C. Many athletes use these to improve performance and ...

Researchers have investigated the role of a certain enzyme in regulating energy in muscle and exercise performance for decades, but a new study by Virginia Tech scientists has identified more ...

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, ...

In a serendipitous discovery, UC San Diego researchers using cryo-EM technology captured the first visualizations of the 3-D structure of the muscle acetylcholine receptor in fetal and adult muscles.

Stop risking your knees with deep squats; fitness experts reveal how a standard chair can unlock elite leg strength and total independence after age 65.

MICKLETON, N.J. (WPVI) -- Nearly everyone gets a muscle cramp from time to time. When muscle contractions won't stop and can't be controlled, that's called dystonia. A South Jersey man is now sharing ...