As testosterone in your blood increases, it suppresses the production of gonadotropin-releasing hormone, which helps maintain normal levels of testosterone. If any of these organs — your …

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 …

Testosterone is a hormone that is responsible for many of the physical characteristics specific to adult males. It plays a key role in reproduction and the maintenance of bone and muscle strength.

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 …

Dec 19, 2025 · Testosterone, hormone produced by the male testis that is responsible for development of the male sex organs and masculine characteristics, including facial hair and …

Jul 18, 2023 · Testosterone is the key male sex hormone. Its functions include regulating fertility, muscle mass, fat distribution, and red blood cell production.

Sep 6, 2024 · Understand the functions of testosterone in the body, the signs of low levels, and how to maintain a healthy balance. Check the facts with Ada.

Mar 17, 2023 · 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 men store fat in the body, …

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

Dec 1, 2025 · Testosterone exerts a powerful anabolic effect, promoting protein synthesis and facilitating the growth and repair of skeletal muscle tissue. This action is particularly noticeable …