Testosterone — What It Does And Doesn't Do - Harvard HealthAug 29, 2019 - Testosterone's Role. Testosterone is the major sex hormone in males and plays a number of important roles, such as: The development of the Testosterone: What It Is and How It Affects Your HealthMar 1, 2019 - Testosterone is most often associated with sex drive, and plays a vital role in sperm production. It also affects bone and muscle mass, the way 
Testosterone: Functions, deficiencies, and supplementsFeb 6, 2019 - Testosterone is a sex hormone that regulates sexual development, muscle mass, and red blood cell production. It originates mainly in the Low Testosterone: 12 Signs in Men - HealthlineApr 25, 2019 - Testosterone is a hormone produced by the human body. It's mainly produced in men by the testicles. Testosterone affects a man's appearance and sexual development. It stimulates sperm production as well as a man's sex drive. It also helps build muscle and bone massTestosterone therapy: Potential benefits and risks as you ageApr 4, 2020 - Testosterone is a hormone produced primarily in the testicles. Testosterone helps maintain men's: Bone density; Fat distribution; Muscle strength