Run a finger down the center of the forearm, curl the fingers, and flex the wrist. For many people, a thin cord jumps into view, tight as a guitar string under the skin. It feels deliberate, almost ...

The plantaris muscle is a small, vestigial structure located in the posterior compartment of the leg, often noted for its slender muscle belly and long tendon. Recent anatomical investigations have ...

Skeletal muscle is the type of muscle that controls movement. Problems with these muscles can be minor, life-threatening, or ongoing problems that make it hard to perform basic daily activities.

The muscular system works to control the movement of our body and internal organs. Muscle tissue contains something called muscle fibers. Muscle fibers consist of a single muscle cell. They help to ...