Usually, the brain moves muscles by sending them signals through the nerves. It is an automatic process that people do not even notice happening. Sometimes, an interruption to this process leads to ...

Facial paralysis occurs when a nerve that controls your facial movements becomes damaged. As a result, a portion of your face may feel weak, or you may be unable to move it. Some types of facial ...

If you’re stressed for a long period of time, your facial muscles can remain contracted or partially contracted. Eventually, tense muscles in the face can lead to discomfort. Tension — in your face or ...

‌Hemifacial spasm is a disorder of the nerves and muscles that causes nonpainful involuntary twitching on one side of the face. Many people refer to hemifacial spasms as lip muscle spasms. Hemifacial ...