mechanistic
Analysis v1
Strong Support
Your brain and how tired your body gets during weight training might affect how much your muscles grow — so it's not just about the muscles themselves.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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The role of the neural stimulus in regulating skeletal muscle hypertrophy
Narrative Review
2022 MayThe study shows that how your brain and nerves control your muscles during weight training affects how much your muscles grow, so both your nervous system and muscles matter.
Contradicting (0)
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No contradicting evidence found
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According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.