The word "hormone" comes from the Greek word horman, which means "to urge on." Testosterone is the hormone responsible for urging on a man's sexual function.Other critical testosterone-dependent actions are:
Hormones course through your bloodstream every moment of every day, yet you usually remain oblivious to their presence. Only when production exceeds or fails to keep pace with your daily needs are you obliged to acknowledge the existence of hormones. Some hormones enhance, and others inhibit, normal male sexual function. For example, testosterone is the hormone all men and some women need to become and remain sexually active. Prolactin, on the other hand, is a sexually inhibiting hormone for men as well as women. This chapter describes which hormones do and do not boost a man's sexuality.
|•||Development of normal male genital anatomy|
|•||Activation and maintenance of adult male sex drive|
|•||Preservation of normal sperm production and fertility|
|•||Maintenance of strong bones|
|•||To help maximize muscle and minimize fat mass|
The impact of testosterone is apparent very early in life. Immediately before conception, a swarm of sperm circle the ovum. Only one will inseminate. All others will be rebuffed. If the inseminating sperm carries a Y chromosome, the fetus will be genetically destined to develop as a boy. Then the developing infant's gonad is programmed to develop as a testicle. Thereafter, hormones take over. Surprisingly, all of the hormonal activity required to