Run a finger down the center of the forearm, curl the fingers, and flex the wrist. For many people, a thin cord jumps into ...

Muscle twitches fall into two main types. There’s myoclonus, where a whole muscle or group of muscles twitch or spasm. Then ...

Much like their name implies, the quadricep muscles were once thought to be a set of four muscles, with the name “quad” translating to “four or fourth” in Latin. However, it has since been discovered ...

Learn the anatomy of arm muscles and the armpit with an artist-focused approach. This video breaks down muscle groups, forms, and movement in a clear, practical way, helping you draw arms that look ...

Neck muscles have an essential role in supporting and stabilizing your neck. More than 20 muscles are working to keep your head supported and moving. Your neck muscles have a range of responsibilities ...

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 ...

Large muscles like the hamstrings and glutes tend to get all the glory on leg day, but don't sleep on a very important group of muscles: the calves. The largest and most visible part of the calf is ...

The opponens pollicis muscle is a triangular-shaped muscle in the hand. It is found on and below the thumb. This muscle rotates and flexes the thumb, which enables cupping of the palm. It is one of ...

The platysma muscle is found at the front of the neck, under the chin. Platysma banding is known as a "turkey neck,” and many people seek cosmetic surgical procedures, such as a neck lift, to reduce ...