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Origin and Development of Muscle Cramps

updated

Tags: medications, back pain, biology, etiology, self-treatment, treatment, pain problems, spine, pro

Two articles on PainSci cite Minetto 2013: (1) Does Epsom Salt Work?(2) Cramps, Spasms, Tremors & Twitches

original abstract Abstracts here may not perfectly match originals, for a variety of technical and practical reasons. Some abstacts are truncated for my purposes here, if they are particularly long-winded and unhelpful. I occasionally add clarifying notes. And I make some minor corrections.

Cramps are sudden, involuntary, painful muscle contractions. Their pathophysiology remains poorly understood. One hypothesis is that cramps result from changes in motor neuron excitability (central origin). Another hypothesis is that they result from spontaneous discharges of the motor nerves (peripheral origin). The central origin hypothesis has been supported by recent experimental findings, whose implications for understanding cramp contractions are discussed.

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