When you supplement with creatine or eat creatine-rich foods, it doesn’t stay in your body indefinitely. How long it lasts in ...

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 ...

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

After all, hypertrophy (the technical term for muscle growth) is largely a numbers game, and getting the equation right can ...