quantitative
Analysis v1
Strong Support
Scientists used a special math method called Bayesian analysis to check if adding extra help (like machines or spotter assistance) changes how much muscles grow. They found it probably doesn't make a difference either way.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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Do Cheaters Prosper? Effect of Externally Supplied Momentum During Resistance Training on Measures of Upper Body Muscle Hypertrophy
Randomized Controlled Trial
Human
2025The study tested whether adding extra momentum during arm exercises would change how much muscles grow. Using Bayesian statistics, they found strong evidence that extra momentum doesn't make muscles grow more or less - supporting the claim that momentum doesn't affect hypertrophy.
Contradicting (0)
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Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
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.