Every movement we make, from blinking to sprinting, depends on the ability of muscle fibers to contract in a rapid and ...

The connections between the nervous system and muscles develop differently across the kingdom of life. It takes newborn humans roughly a year to develop the proper muscular systems that support the ...

The flow of water within a muscle fiber may dictate how quickly muscle can contract, according to a University of Michigan study. Nearly all animals use muscle to move, and it's been known for a long ...

A new study in Science Advances answers a longstanding question about how skeletal muscle architecture is carefully regulated ...

Using powerful new visualization technologies, researchers have captured the first 3-D images of the structure of a key muscle receptor, providing new insights on how muscles develop across the animal ...

Spirostomum uses a calcium-activated protein network to contract at remarkable speed without conventional muscle fibers.

Why Do Muscle Cramps Happen—Even When You’re Not Moving? A cramp is an involuntary and very painful muscle contraction. It ...