What does high testosterone do to a man?
Men with high testosterone can experience a variety of troubling symptoms and possible health consequences. Excess testosterone can lead to more aggressive and irritable behavior, more acne and oily skin, even worse sleep apnea (if you already have it), and an increase in muscle mass. What happens if testosterone is high in males? Problems associated with abnormally high testosterone levels in men include: Low sperm counts, shrinking of the testicles and impotence (seems odd, doesn't it?