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 ...

Testosterone is the main sex hormone in men. It’s best known for its role in the development of male sexual characteristics and physical features, but there are also many surprising and lesser known ...

Testosterone is a hormone that plays a role in puberty, fertility, and libido. Low levels may cause physical symptoms or mood changes. Treatment options, such as increased exercise or medication, ...

Testosterone affects many aspects of your health, from sexual function to disease risk. You may be able to increase your levels naturally by lifting weights and getting more of certain nutrients.