As the primary male hormone, or androgen, testosterone regulates various aspects of your growth and development as a man. Testosterone plays a central role in shaping both your physical ...

Historically, testosterone has been associated with masculinity. Someone having high levels of testosterone was shorthand for perceived higher levels of aggression, strength, and libido. However, ...

Garlic, nuts, and eggs are common foods that increase testosterone levels naturally. Read to find out which food items can ...

This article was reviewed by Darragh O’Carroll, MD. There’s a commonly held stereotype that men with high testosterone levels are aggressive beefcakes who are prone to “roid rage,” ready to throw a ...

Testosterone levels peak for males during puberty and decline with age in all genders. With low testosterone in males, you can have a decreased sex drive, trouble with erections, and low sperm count.

A vasectomy, or male sterilization, involves cutting or sealing the tubes that carry sperm into seminal fluid, or semen. It prevents semen from containing sperm but does not affect testosterone levels ...

This article was reviewed by Darragh O’Carroll, MD. Testosterone’s reputation for causing anger and aggression is overstated — the science shows a more complex story. High, non-medical doses of ...