A spasm is a sudden, violent, involuntary contraction of a muscle or a group of muscles (including involuntary muscles such as in an artery, the colon, or the esophagus), attended by pain and interference with function, producing involuntary movement and distortion.

Symptom severities
Severe 10
Moderate 10
Mild 12
None 2
What patients report taking for the purpose of treating Muscle spasm in calves and feet
Patients
Tizanidine 29
Calcium 6
Baclofen 1
Flexeril 1
Marijuana 1
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