Negative Effects of Testosterone

Testosterone is a male hormone that is crucial to proper development of male sexual function. It is also responsible for muscle bulk, bone density and proper levels of red blood cells, according to The Cleveland Clinic. In improper amounts the hormone can have negative effects.

High Levels of Testosterone

• A Penn State study showed that men with high levels of testosterone were more likely to abuse alcohol, smoke, and participate in dangerous activities that lead to injury or death.

Testosterone Deficiency

• Testosterone deficiency can also produce negative effects such as osteoporosis, depression and erectile dysfunction. Those with deficiencies may opt for testosterone replacement therapy. This can be given through patches, intramuscular injections or testosterone gels.

Testosterone Replacement Therapy Negative Side Effects

• Negative side effects of testosterone replacement therapy include oily skin, fluid retention, breast enlargement and decreased size of testicles.

Regular Testing

• Regular monitoring of testosterone levels may make it possible to optimize the proper balance for greatest health benefit.

Testosterone Levels

• Testosterone is measured from blood plasma. Normal levels are 679 nanograms per deciliter. High levels are considered over 800 ng per deciliter.