Health claim
“Testosterone levels decline by about 1% per year after age 30.”
Claim checked — mixed / earlyHigh riskhormones
Evidence Summary
Some evidence supports this, but findings are inconsistent or limited in scope.
While many studies report a gradual decline in testosterone of roughly 1% per year after age 30, the rate varies widely among individuals and some research shows slower or non‑linear decreases, making the claim only partially supported.
Extracted from
The Ultimate Men’s Health Guide: Testosterone, Sex Drive, & AgingMel Robbins
The video presents a broad overview of male hormone health, focusing on testosterone, sexual drive, and aging, offering lifestyle tips and discussing potential interventions.
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