1. Testosterone • Testosterone is a steroid hormone from the androgen group. • It is synthesized in the testes of males, the ovaries of females, and the adrenal glands of both sexes.

3. With normal testosterone levels • Muscle growth • Increased strength • Bone density maintenance • Height stimulation • Sexual desire • Energy levels • Mood • Nervous system

4. Testosterone effects with low levels • Diminished libido • Erectile dysfunction • Infertility • Loss of body and facial hair • Osteoporosis • Hypogonadism • Anger, confusion, depression, and fatigue

5. It is estimated that four or five million American men may not produce enough testosterone.

6. Testosterone replacement therapy • Types • Pills • Injections • Patches • Gels • Buccally • Absorption through the mouth • Injection is most effective

7. Replacement therapy outcomes • Less depression, anger, fatigue, and confusion • Improves energy levels, good feelings, and friendliness • Decrease in fat mass • Increase in muscle mass • May play a role in reasoning and thinking

8. Testosterone and athletes • Testosterone can increase muscle strength within six to twelve weeks in large doses • Some take it to boost their performance • It can also lessen your recovery time after hard work outs • 4-1 t/e ratio • Testosterone became considered a form of doping in 1990

9. Modified testosterone effects • Increase risk in breast cancer • Nausea • Aggression • Nervousness • Acne • Gynecomastia (developing of breast in men) • Can even cause death

10. Modified testosterone • http://www.youtube.com/watch?v=6qMO3jPdCB8

11. Back in the Game Sports Medicine is a clinic dedicated to the treatment of physical injuries to the body. Caring for an injured body involves more than making the diagnosis; it's about understanding and treating the cause to prevent future injuries. The clinic addresses injuries of the spine, extremities, sports, and auto/work.