Cutting calories has long been linked to longer life in lab animals, but scientists are now tracing that effect down to the ...

Compounds in green tea can reprogram muscle metabolism to boost insulin sensitivity and glucose tolerance, according to new findings that further our understanding of why this ancient drink has long ...

If you think building muscle is just for the young, science has news for you: resistance training is the single most effective intervention for extending healthspan. After age 60, the primary threats ...

Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.