The normal range for testosterone levels in females depends on a person's age: In adult women, testosterone levels above 70 ng/dL are considered high. Testosterone is an important androgen hormone ...

Demand for the hormone is surging, and not just to treat libido. Here’s what we know about its benefits, and potential risks.

but female hormone would be estrogen. Well men suffer a decline in testosterone starting at around age 35 and remarkably about 40% of men 45 and older have levels of testosterone that are viewed ...

was greater in the high-dose testosterone group than in the other groups and was associated with mean androgen levels near the upper limits of normal. Breast cancer was diagnosed in four women who ...