ScienceContemporaryglobalmedium confidence

With age, men may take longer to get an erection and experience erections that are less firm than before.

Notes on verification

Confirmed by multiple reputable medical sources (Mayo Clinic Health System, WebMD, urology clinic) with consistent descriptions of age-related changes in erectile function. [tier=bronze indep_score=0.3 clusters=3 claim_tier=everyday]

Sources