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The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
male menopauseA popular term for the male equivalent of menopause, which occurs with increased age and is attributed to blunting of hypothalamic-pituitary feedback loop, sensitivity to androgenic hormones, decreased Leydig cell mass, decreased serum testosterone, decreased testicular function, decreased mental and physical components of sexual arousal, decreased ejaculatory force, decreased semen volume and viscosity, decreased urethral and prostatic contractions, and increased sexual refractory periods.
Hot flushes, insomnia, irritability, diminished libido, impotence, fatigue, depression, poor ability to concentrate, increased body fat, and decreased bone and muscle mass, energy and fertility.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
male menopauseAndropause, male climacteric Endocrinology A popular term for the ♂ equivalent of menopause which is attributed to blunting of hypothalamic-pituitary feedback loop, sensitivity to androgenic hormones, ↓ Leydig cell mass, ↓ serum testosterone, ↓ testicular function, ↓ in mental and physical components of arousal, ↓ ejaculatory force, ↓ semen volume and viscosity, ↓ urethral and prostatic contractions, ↑ sexual refractory periods, which occur with ↑ age; other features of MM include↑ body fat, ↓ bone and muscle mass, energy, virility, fertility Clinical Hot flashes, weakness, exhaustion, insomnia, irritability, impotence. See Midlife crisis. Cf Menopause. Cf Androgen replacement therapy.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.