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  2. Testosterone - Wikipedia

    en.wikipedia.org/wiki/Testosterone

    Testosterone is the primary male sex hormone and androgen in males. [ 3 ] 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.

  3. What are normal testosterone levels by age? - AOL

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    Hone Health reports on the factors responsible for testosterone levels in men and how they are affected by age and lifestyle. ... 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. For ...

  4. Pharmacokinetics of testosterone - Wikipedia

    en.wikipedia.org/wiki/Pharmacokinetics_of...

    This is because testosterone levels in men are about 100 to 1,000 times higher than estradiol levels in women (300 to 1,000 ng/dL vs. 50 to 150 pg/mL, respectively). [50] Non-scrotal testosterone patches were assessed and were found to be ineffective in raising testosterone levels in men. [50]

  5. Testosterone and the cardiovascular system - Wikipedia

    en.wikipedia.org/wiki/Testosterone_and_the...

    Testosterone and the cardiovascular system are the effects that the male hormone testosterone has on the cardiovascular system. The predominant androgen in men, testosterone, has shown to substantially decline throughout the aging process. [1][2] The decline in both serum and total testosterone with age have been linked to several disease ...

  6. Why testosterone matters for longevity - AOL

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    Hone Health examined data from a 2024 meta analysis and found a strong link between testosterone levels and mortality ... 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. For premium ...

  7. Battling fatigue: Why veterans are at risk for hormone imbalance

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    The average testosterone level in American men aged 15-39 years has plummeted by about 25% between 1999 and 2016. Up to 40% of men over 45 are testosterone deficient . Veterans like McClure ...

  8. Template:Testosterone levels in males and females - Wikipedia

    en.wikipedia.org/wiki/Template:Testosterone...

    Testosterone levels in males and females ; Total testosterone Stage Age range Male Female Values SI units Values SI units ; Infant: Premature (26–28 weeks) 59–125 ng/dL: 2.047–4.337 nmol/L

  9. Hypogonadism - Wikipedia

    en.wikipedia.org/wiki/Hypogonadism

    Hypogonadism means diminished functional activity of the gonads —the testicles or the ovaries —that may result in diminished production of sex hormones. Low androgen (e.g., testosterone) levels are referred to as hypoandrogenism and low estrogen (e.g., estradiol) as hypoestrogenism. These are responsible for the observed signs and symptoms ...