Some athletes and bodybuilders misuse synthetic testosterone (anabolic steroids) by taking very higher doses of these in an make an effort to Increase performance or change their Actual physical overall look.
Ovarian or testicular tumors: Androgen-producing ovarian and testicular tumors can launch excess testosterone.
提神及提升體能（對照睪酮缺乏患者體能較佳，但與正常人無異，刻意補充對體能不會有顯著的增加）
The consequences of testosterone in human beings and also other vertebrates arise By the use of several mechanisms: by activation with the androgen receptor (directly or as dihydrotestosterone), and by conversion to estradiol and activation of particular estrogen receptors.
睪酮是經由血液中的性激素結合球蛋白運送至身體的目標組織。男性生殖腺內的塞爾托利氏細胞需要睪酮來生成精子。
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It has been theorized that brain masculinization is happening considering the fact that no substantial alterations have been identified in other elements of the body.[27] The male brain is masculinized from the aromatization of nexalin Male Enhancement testosterone into estradiol,[28] which crosses the blood–brain barrier and enters the male brain, whereas female fetuses have α-fetoprotein, which binds the estrogen to ensure female brains are usually not affected.[29]
The brain can be impacted by this sexual differentiation;[21] the enzyme aromatase converts testosterone into estradiol that's accountable for masculinization on the Mind in male mice.
過度超量或是長期的使用睪酮，會導致睪丸及男性生殖器萎縮，且導致永久性的陽痿。如果為女性，則會出現乳房萎縮、刺激毛髮過度生長、陰蒂肥大貌似小陰莖和长胡子等種種男性化現象。
睪酮對成人的影響，對男性比較明顯，但對男女兩性都同樣重要。隨著年紀漸長，睪酮的份量下降，這些影響亦隨之而減少。這些影響包括：[來源請求]
[147] The T-receptor or DHT-receptor intricate undergoes a structural alter which allows it to move into the cell nucleus and bind straight to certain nucleotide sequences in the chromosomal DNA. The parts of binding are referred to as hormone reaction factors (HREs), and impact transcriptional activity of certain genes, making the androgen effects.
Testosterone is An important Component of reproductive well being and Total health and fitness for folks assigned male at start. It’s purely natural for testosterone ranges to fluctuate determined by your age and In general health.
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The two charts down below checklist the overall regular ranges of testosterone according to age and intercourse. The level is measured in nanograms for each deciliter (ng/dL).