Testosterone is a sex hormone
Testosterone is often called the male hormone, because it plays a major role in the emergence of the male (physical) properties. It is created in the balls and the adrenal gland. It developed the beard growth, sperm cells, growth of bones and muscles, also stimulates the desire. For lack of testosterone it can lead to erection problems in men, in women it can lead to a reduction in sexual desire. During puberty the production increases, which also increases sebum production, which is often seen by the pustules that arise.
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