Management of the cardinal features of andropause.
Level 5 - mechanism / opinion, no new human data
Narrative review without systematic search or meta-analytic methodology
PubMed 16645432 · doi:10.1097/01.mjt.0000132252.80403.c9
What was done
This narrative review summarizes the hormonal, psychological, and sexual changes associated with male aging ("andropause") and provides clinical guidelines for evaluating and managing these conditions.
What was found
The abstract reports that circulating testosterone declines longitudinally from age 19 at an estimated average rate of 1% per year, with free and bioavailable testosterone declining more rapidly. It notes that while testosterone affects mood, memory, concentration, and overall vigor, its role in adult sexual function is primarily facultative. Erectile dysfunction is noted to be predominantly vascular, neurologic, or psychogenic in origin rather than endocrine, often serving as an early sign of systemic vascular disease. No empirical treatment effect sizes or trial numbers are reported.
Why it matters
The paper emphasizes that male sexual dysfunction and age-related symptoms require individualized diagnostic workups to distinguish endocrine deficits from underlying systemic vascular or psychological etiologies.
Limits
This is a non-systematic narrative review providing expert opinion without new human data or meta-analytic pooling. The abstract lacks defined study selection criteria, sample sizes, and quantitative outcome data regarding treatment interventions.
Cited by
- supports Age-related testosterone decline in men is much more gradual than the hormonal changes occurring in women during menopause.