Health claim
“Adequate sleep (7–9 hours) is crucial for muscle recovery and growth after age 40.”
Claim checked — strong evidenceLow riskother
Evidence Summary
Multiple well-designed studies consistently support this claim.
Sleep deprivation impairs protein synthesis and hormonal balance, hindering recovery in all age groups.
Extracted from
What You MUST KNOW To Build Muscle After Age 40Renaissance Periodization
The video explains evidence‑based strategies for building muscle after age 40, covering training variables, nutrition, recovery, and the new RP Hypertrophy app.
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