Testosterone Levels

Male Factor Infertility: Testosterone Levels

September 18th, 2007
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Testosterone is the male hormone that affects sexual features and development. The amount of testosterone in a man’s body is controlled by the pituitary gland. If the level is low, then the pituitary gland releases luteinizing hormone (LH), which tells the testicles to make more testosterone. An issue with either the pituitary gland or the [...]

Testosterone Decline

March 24th, 2007
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Obesity, Illness Speed Testosterone Decline Testosterone levels in men decline with age. But are there other factors that influence this decline? That is what researchers from the New England Research Institutes wanted to find out. And they did identify other variables besides age involved with the hormone. To better understand how much of the decline [...]