descriptive
Analysis v1
Strong Support
This study only looked at young guys in their mid-20s, so we can't say if the results apply to women, older people, or anyone with health conditions—more research is needed for those groups.
48
0
Evidence from Studies
Supporting (1)
48
Community contributions welcome
48
The Resistance Training Dose Response: Meta-Regressions Exploring the Effects of Weekly Volume and Frequency on Muscle Hypertrophy and Strength Gains.
Systematic Review With Meta-Analysis
Human
2026 FebThis study only looked at young men in their 20s who lifted weights, so its results might not apply to women, older people, or those with health problems — which is exactly what the claim says.
Contradicting (0)
0
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.