Little is known about the complex relationship that exists between testosterone and weight. However, what is understood is a change in either factor has an effect on the other. Consequently, a decrease in the weight of an overweight individual can lead to increased testosterone levels, just as rising testosterone levels can, in turn, contribute to weight -- or, more specifically, fat -- loss. Testosterone is the primary male sex hormone. It is produced in the testes and is responsible for growth of facial and pubic hair, increased muscle and bone mass, growth and height, as well as sex drive and sperm production. Testosterone is also produced by the ovaries and adrenal glands in women, but to a much lesser extent. While...
