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  1. Testosterone — What It Does And Doesn't Do - Harvard Health

    Signals sent from the brain to the pituitary gland at the base of the brain control the production of testosterone in men. The pituitary gland then relays signals to the testes to produce …

  2. Testosterone: What It Is, Function & Levels - Cleveland Clinic

    Sep 1, 2022 · Testosterone has different roles in different life stages, including: Fetal development. Puberty for male children. Adulthood. At around week seven in utero, the sex …

  3. Testosterone therapy: Potential benefits and risks as you age

    Jan 19, 2024 · If you don't have a medical condition that's contributing to your decline in testosterone levels, your doctor might suggest natural ways to boost testosterone, such as …

  4. Testosterone - Wikipedia

    In humans, testosterone plays a key role in the development of male reproductive tissues such as testicles and prostate, as well as promoting secondary sexual characteristics such as …

  5. What Are Testosterone Boosters and Do They Really Work?

    Jan 28, 2025 · Testosterone boosters promise to restore your masculinity, but do they really work? Here's everything you need to know.

  6. Testosterone: What is it? Role, Function & Levels Explained

    Testosterone stimulates the development of male characteristics. Testosterone that our body makes is an anabolic-androgenic steroid. This means muscle building (anabolic), and male …

  7. The Pros and Cons of Testosterone Therapy - WebMD

    Jun 3, 2024 · Testosterone, a hormone, helps men maintain muscle, bone health, libido, and the ability to perform in the bedroom. But beginning in their mid-30s, men lose an average of just …

  8. 10 truths about testosterone: What men need to know

    Jun 23, 2025 · Beyond sexual function and fertility, testosterone is the hormone that drives your masculine traits— facial hair, deeper voice, muscle growth. It also contributes to a man’s brain …

  9. The brain and pituitary gland, a small gland at the base of the brain, control production of testosterone by the testes. From there, testosterone moves through your blood to do its work.

  10. Testosterone: The Complete Guide by Hims | Hims

    All your questions about testosterone are answered here, by Hims. Understand what testosterone does, what options are out there, and how Hims can help.