where does testosterone come from
The role of testosterone in a man's body. Testosterone is a hormone made by your body in the testes, the reproductive glands that make sperm.The amount of testosterone your body produces is controlled by the brain's hypothalamus and the pituitary gland.Testosterone plays an important role in the body.It's impact can be seen in:1  Growth and maturation of the prostate and other male sex organs. 2  Development and distribution of male hair, such as facial hair.he amount of testosterone your body produces is controlled by the brain's hypothalamus and the pituitary gland. Testosterone plays an important role in the body. It's impact can be seen in: 1  Growth and maturation of the prostate and other male sex organs. 2  Development and distribution of male hair, such as facial hair.