Most physical changes are the result of gradually decreasing testosterone levels. These changes affect energy, strength, muscle and fat mass, bone density, and sexual function.
A man's sexual response begins to slow down after age 50. But a man's sexual drive is more likely to be affected by his health and his attitude about sex and intimacy than by his age.
It may take longer for a man to get an erection, and more time needs to pass between erections.
Erections will be less firm. But a man who has good blood flow to his penis will be able to have erections that are firm enough for sexual intercourse throughout his entire life. For more information, see the topic Erection Problems (Erectile Dysfunction).
Older men are able to delay ejaculation for a longer time.
WebMD Medical Reference from Healthwise
November 14, 2014
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