Testosterone levels peak during male puberty and decline with age in both males and females. With low testosterone in males, you can have a decreased sex drive, trouble with erections, and low sperm ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Many factors can affect your testosterone levels, especially age and weight, Dr. Lynam says. When your ...

This hormone has a wide-ranging influence on the body, impacting everything from sexual development to bone health and mood regulation. Ensuring testosterone levels are balanced is therefore central ...