Progression of hair loss in men with androgenetic alopecia (male pattern hair loss): long-term (5-year) controlled observational data in placebo-treated patients
This 5-year placebo-controlled study investigated the natural progression of androgenetic alopecia (AGA) in men, showing a 26.3% reduction in scalp hair density (loss of 239 hairs) and visible worsening in 75% of participants by year five. The study highlights the consistent and progressive nature of hair loss in untreated individuals,
June 26, 2025
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