Testosterone is a male sex hormone which is produced in the testicles of men It is also produced in much smaller amounts, in the ovaries of women. Testosterone is responsible for your bone and muscle strength, mood, energy and sexual function.
Testosterone levels lower as you become older it is unusual to find naturally elevated levels in men. Low testosterone is more common than raised.
Raised testosterone for women can result in male characteristics such as body hair, greater bulk, a deeper voice and acne of which are all symptoms of polycystic ovaries, a condition in which elevated testosterone is commonly seen.