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 ...

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 ...

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 ...

The muscular dystrophies are known to target various muscle groups differentially. In addition to making limb muscles weak, muscular dystrophy (MD) can also lead to decreased function of specific ...

Muscle function loss occurs when your muscles don’t work or move normally. Complete muscle function loss, or paralysis, involves being unable to contract your muscles normally. If your muscles lose ...

Infectious agents can cause muscle twitching and spasms, too. The most commonly known is probably tetanus, which causes a phenomenon called lockjaw, where the neck and jaw muscles contract to the ...