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Buy: Frontman Fade $24.00 . In Conversation with Frontman’s Gen Z Co-Founders. Just because there aren’t many men’s products designed to hide acne doesn’t mean that guys struggle with ...

Testosterone is the primary male sex hormone and anabolic steroid in males. [3] In humans, testosterone plays a key role in the development of male reproductive tissues such as testes and prostate, as well as promoting secondary sexual characteristics such as increased muscle and bone mass, and the growth of body hair.

Chemical castration. Chronic testicular pain. Circumcision and HIV. Circumcision controversies. Commotio cordis. Condom-associated erection problem.

Anabolic steroid. Chemical structure of the natural AAS testosterone (androst-4-en-17β-ol-3-one). Anabolic steroids, also known as anabolic-androgenic steroids (AAS), are synthetic substances that mimic the effects of testosterone, the male sex hormone. They are used to increase muscle size, strength, and performance and are commonly ...