Is there a male menopause?
Inadequate sexual performance is a common complaint of middle aged men. Many studies have shown that testicular function changes with age (mainly falling testosterone and sperm production associated with rising gonadotrophin levels); the effects are most notable after 70 years and are less obvious in subjects who have good health.
D000328:Adult; D000368:Aged; D000375:Aging; D000728:Androgens / Q000172:deficiency; D005260:Female; D012739:Gonadal Steroid Hormones / Q000097:blood; D006065:Gonadotropins, Pituitary / Q000097:blood; D006801:Humans; D008297:Male; D008593:Menopause; D008875:Middle Aged; D012735:Sexual Dysfunction, Physiological / Q000503:physiopathology; D013737:Testis / Q000503:physiopathology*; D013739:Testosterone / Q000097:blood
D000728:Androgens; D012739:Gonadal Steroid Hormones; D006065:Gonadotropins, Pituitary; D013739:Testosterone