"Twitching" is also another word for birdwatching. Birdwatching or birding is the observation and study of birds. ...

It has been suggested that this article or section be merged with Fasciculation. (Discuss)

Twitching, in medical terminology, refers to a type of involuntary muscle contraction. A twitch differs from a reflex eye muscle contraction in that a twitch tends to be repetitive, unwanted, lacking obvious cause, and is not considered part of the normal operation of the body. Wikipedia does not have an article with this exact name. ... It has been suggested that this article or section be merged with Twitching. ... Medical terminology is a process of accurately describing the human body and associated components, conditions, processes and procedures in a science based manner. ... A top-down view of skeletal muscle A muscle contraction (also known as a muscle twitch or simply twitch) occurs when a muscle cell (called a muscle fiber) lengthens or shortens. ... A reflex action or reflex is a biological control system linking stimulus to response and mediated by a reflex arc. ...

Causes

Among the chief causes of a twitch are:

• Pinched nerve or other nerve injury.
• Stimulant abuse.
• Parkinson's disease.
• Epilepsy.
• Amyotrophic lateral sclerosis.
• Benign fasciculation syndrome.

Twitching can also develop as a habitual behavior, being a sign of no specific disorder. What is Pinched Nerve? The term pinched nerve describes one type of damage or injury to a nerve or set of nerves. ... Nerves (yellow) Nerves redirects here. ... Stimulants are drugs that temporarily increase alertness and wakefulness. ... Drug abuse has a wide range of definitions related to taking a psychoactive drug or performance enhancing drug for a non-therapeutic or non-medical effect. ... Amyotrophic lateral sclerosis (ALS, sometimes called Lou Gehrigs Disease, Maladie de Charcot or motor neurone disease) is a progressive, fatal, neurodegenerative disease caused by the degeneration of motor neurons, the nerve cells in the central nervous system that control voluntary muscle movement. ... This article needs to be cleaned up to conform to a higher standard of quality. ...

Because twitching may be a sign of serious illness, it is highly recommended that individuals experiencing prolonged twitching seek medical attention.

See Also

• tic (a similar but more voluntary action)