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The over and under of atrophy

Most people are aware of the “use it or lose it” principle. That is, you get weak from not using your strength. Your muscles atrophy/shrink and weaken (https://my.clevelandclinic.org/health/diseases/22310-muscle-atrophy ) from lack of use. Do you know about over use atrophy though? It’s true – using the same muscles too often