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Twitch may refer to:


  • Muscle contraction and relaxation
    • Convulsion, rapid and repeated muscle contraction and relaxation, resulting in uncontrolled shaking
    • Fasciculation, a small, local, involuntary muscle contraction
    • Myoclonic twitch, a jerk usually caused by sudden muscle contractions
    • Myokymia, a continuous, involuntary muscle twitch that affects the muscles of the face, particularly the eyelids
    • Spasm, a sudden, involuntary contraction of a muscle, group of muscles, hollow organ, or orifice
    • Tic, an involuntary, repetitive, nonrhythmic movement or vocalization of sudden onset and involving discrete muscle groups
    • Tremor, an involuntary, repetitive, somewhat rhythmic, muscle contraction and relaxation



  • Stephen "tWitch" Boss, American dancer, finalist in the fourth season of the TV series So You Think You Can Dance
  • Jeremy Stenberg (born 1981), American professional freestyle motocross rider
  • Maximilian "Twitch" Williams, a fictional police officer in the comic series Sam and Twitch, a spinoff of Spawn

Other uses[edit]

  • Twitch (device), a device used to restrain horses
  • Twitch, in birdwatching, to pursue and observe a rare bird, often in order to add a species to ones list
  • Elymus repens or twitch (British), a perennial grass

See also[edit]