Testosterone is a hormone produced and secreted in the male genital organs, the testicles (ovaries), popularly known as the male hormone. The testicles also produce sperm necessary for fertility. Testosterone secretion and sperm production are managed by 2 hormones called FSH and LH, which are secreted from the endocrine organ in the brain called the pituitary. While the LH hormone increases testosterone production from some cells in the testicles, excess testosterone suppresses LH production, and FSH stimulates the cells related to sperm production in the testicles.
In adolescence, as the LH hormone begins to be secreted excessively, testosterone and FSH hormones from the testicles increase and sperm are produced. production also intensifies. With the effect of testosterone, genital organs reach adult sizes, beard and moustache appear, the amount of hair and body hair, their distribution and quality specific to men (hard, thick, and dark), the secretions of the sebaceous and sweat glands in the skin change, the voice deepens, sperm for productivity. number, the secretion of the prostate gland increases, penile erection (hardening) is achieved and interest in the opposite sex increases.
Male-specific changes in muscle and bone structure and dimensions, different from those in women, such as taller height and wider shoulders, more The development of a narrow hip and stronger muscle structuring is due to the effects of testosterone. Testosterone increases blood production in the bone marrow. That's why blood counts are higher in men.
In the long term, testosterone increases the risk of atherosclerosis, called arteriosclerosis, in men and facilitates the susceptibility to cardiovascular diseases.
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