The testicles and ovaries produce testosterone. Producing too little or too much testosterone can affect your physical and mental health. Testosterone is a hormone found in humans, as well as in other ...

Testosterone levels naturally decline with age, but some measures may slow or reverse the process. They include staying active, getting enough sleep, and limiting alcohol use. Some supplements may ...

People assigned female at birth produce small amounts of testosterone in their ovaries. It converts to estrogen and supports reproduction, growth, and general health. When it comes to sex hormones, ...

Welcome to Testosterone HQ—Men's Health's guide to the exciting, complicated, and revolutionary world of testosterone. For everything you need to know about T, click here. TESTOSTERONE IS RESPONSIBLE ...