Use it or lose it is an adaptation: muscles increase when needed, decrease when not used, to avoid wasting energy on unnecessary tissue
causalpending
Speaker
Daniel LiebermanEvidence Quote
“you don't want to spend extra energy on muscles you're not using”
Source
Harvard Professor: REVEALING The 7 Big LIES About Exercise, Sleep, Running, Cancer & Sugar!!!— The Diary Of A CEOCreated: 8/12/2026, 6:22:05 PM
My Notes
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