The past couple of years has observed an increase in interest in disorders of sexual function, including erectile dysfunction (ED) in men.

However sexual dysfunction affects both men and females, and increases with wrinkles.
Testosterone is often used for reduced libido in both men & females . With normal aging there is a natural lowering of testosterone that could be connected with decreased libido. It is generally recommended for males who have a disorder known as hypogonadism, which is recognized by lower compared to normal testosterone levels and could be caused by conditions affecting the testes, pituitary gland or hypothalamus gland, or by a genetic condition. Numerous doctors prescribe testosterone
best supplements for testosterone more mature males with ED who've got "low normal" testosterone levels, particularly in guys that have not responded to Viagra.
It can be
prescribed as a pill or as a gel that is applied locally to the penis. Studies of the long-term safety and efficacy of testosterone have not been done. Testosterone is able to cause gynecomastia (enlargement of breasts), a loss of semen (with infertility), and too much frequency and duration of erections - the adverse reaction which prompts doctors to recommend it for ED. In ladies there's a decrease of estrogen, progesterone and androgens (including testosterone) on the sale of 25-50 % after menopause. Testosterone is the hormone which is most linked with libido in women. Because of this decreased libido could be treated with testosterone in ladies.

Testosterone shouldn't be used in patients with severe cardiac, hepatic, or renal disease, or in patients with
carcinoma of the breast or even prostate.