A new study explains how cholesterol-lowering medications can lead to muscle damage and identifies a possible approach to making these treatments safer. Statins have dramatically improved cardiovascul ...

To recap, the transverse tubules are indispensable for efficient muscle function. Their key functions are: Rapidly transmit action potentials from the sarcolemma to the interior of the muscle fiber.

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.