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  • Testosterone - Wikipedia
    Testosterone is the primary male sex hormone and androgen in males [4] 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 increased muscle and bone mass, and the growth of body hair
  • Testosterone: What It Is and How It Affects Your Health
    Testosterone is a hormone found in men, less so in women Learn how abnormally low or high levels can impact a man's physical and mental health
  • Testosterone therapy: Potential benefits and risks as you age
    Testosterone is a hormone produced primarily in the testicles Testosterone helps maintain men's: What happens to testosterone levels with age? Testosterone levels generally peak during adolescence and early adulthood As you age, your testosterone level gradually declines — typically about 1% a year after age 30 or 40
  • Testosterone: What It Is, Function Levels - Cleveland Clinic
    Testosterone is a hormone that your gonads (testicles or ovaries) mainly produce Testosterone levels are naturally much higher in males
  • Testosterone — What It Does And Doesnt Do - Harvard Health
    Testosterone is the major sex hormone in males It is essential to the development of male growth and masculine characteristics 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 testosterone
  • Normal Testosterone Levels and Symptoms of an Imbalance - Verywell Health
    Learn about healthy and normal hormone and testosterone levels for both men and women—including how to test, symptoms of low testosterone, and treatment
  • Testosterone | Definition, Effects, Facts | Britannica
    testosterone, hormone produced by the male testis that is responsible for development of the male sex organs and masculine characteristics, including facial hair and deepening of the voice Testosterone was isolated from testicular extracts in 1935
  • Understanding low testosterone: causes, symptoms, and treatment options . . .
    Low testosterone, or hypogonadism, in men can result from a variety of underlying factors “Common causes include the natural aging process, obesity, chronic illness, genetic disorders, and the use of certain medications,” Baumgarten explained “Diagnosing low testosterone involves assessing symptoms and confirming with a blood test




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