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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
Blood for the test must be taken in the morning hours, when levels are highest, as levels can drop by as much as 13% during the day and all normal reference ranges are based on morning levels. [9] [10] Normal total testosterone levels depend on the man's age but generally range from 240 to 950 ng/dL (nanograms per deciliter) or 8.3–32.9 nmol ...
The standard range for normal testosterone (eugonadal) levels in men is 300 to 1,000 nanograms per deciliter (ng/dL). But it’s totally normal for your testosterone to fluctuate throughout your ...
[13] [54] This is known as hormone replacement therapy (HRT) or testosterone replacement therapy (TRT), which maintains serum testosterone levels in the normal range. Decline of testosterone production with age has led to interest in androgen replacement therapy. [55]
Hone Health reports on the factors responsible for testosterone levels in men and how they are affected by age and lifestyle.
So-called normal levels of testosterone are approximations, but can help researchers investigate disease and treatments. So-called normal levels of testosterone are approximations, but can help ...
Testosterone, total Refs Endocrine Society: United States: 100–200 pg/mL <50 ng/dL [1] World Professional Association for Transgender Health (WPATH) United States "[T]estosterone levels [...] below the upper limit of the normal female range and estradiol levels within a premenopausal female range but well below supraphysiologic levels."
Dips in testosterone can cause low libido, brain fog, depression, and muscle loss, but it's pivotal you know your normal range, a doctor says.