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NDlurker • today at 3:46 AM • 1 reply • view on HN

Huh. Harmful effects of testosterone? I don't even know what testicles do other than make sperm.


Replies

itishappy • today at 3:57 AM

Testosterone is a potent hormone promoting targeted development, and growth can be a double-edged sword.

When the valves in the veins near testes fail as we age, the concentration of testosterone in the backflow can cause the prostate to swell up.