A clinical study of 65 men found testosterone injections improved libido for people with diabetes. The study's lead author said the findings were the first to show improvement from testosterone in a ...

Many healthcare providers regard testosterone cypionate and testosterone enanthate as interchangeable, but each has differences in their ingredients and duration of action. These differences influence ...

Why insurance requires an 8 a.m. testosterone test and what causes hand numbness and locking fingers.

Hormones affect human physical functions, behaviour and mental well-being, with testosterone, a primary androgen hormone, playing a vital role in shaping male social cognition and behaviour. A ...

Testosterone, the hormone associated with "manly" behavior, aggression and increased sex drive, could play a role in fighting Alzheimer's disease. In a new study conducted with female rats at the ...