Twitches are small muscle spasms that may be normal, or may indicate tics or other seizure type disorders. Occasional twitches are normal and not a disorder. Twitches also need to be distinguished from tremor or shakiness, which has both normal and disease causes. One particular type of twitching that is ...

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Specific Causes of Twitches

Spinal muscular atrophy: Type 4 SMA, also called adult-onset SMA, usually begins in early adulthood. Someone with the condition may have:

Source: NHS Choices UK1 ...

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Causes List for Twitches

Possible causes of Twitches (or similar symptoms) may include:2

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There are a variety of different types of muscle twitches, each with their own particular causes:

Other types of movement symptoms include:

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  1. Source: NHS Choices UK: conditions/ spinal-muscular-atrophy-sma/ types/ 
  2. Source: Algorithmically Generated List

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.