Some athletes and bodybuilders misuse artificial testosterone (anabolic steroids) by having incredibly superior doses of them within an attempt to Strengthen efficiency or change their Bodily overall look.

The very first interval occurs involving 4 and six months in the gestation. Illustrations include things like genital virilisation for instance midline fusion, phallic urethra, scrotal thinning and rugation, and phallic enlargement; Even though the job of testosterone is way more compact than that of dihydrotestosterone. There's also development with the prostate gland and seminal vesicles.[citation required]

Testosterone triggers the development with the male inner and external reproductive organs during fetal development.

由於睪酮能提升體能，一些運動員為保持體育狀態或表現，會於賽前使用睪酮。男運動員在賽前數小時，可以將睪酮注射陰囊內，激化身體的狀態。但現時大部份的體育項目都已把睪酮定為禁藥。

维持性欲及勃起次数（滥用补充剂可能会导致疼痛性阴茎异常勃起、和性欲亢进）

由于睾丸间质细胞分泌雄激素，如果睾丸中没有局部高水平的雄激素，生精小管就会退化，导致不孕。因此，许多经皮雄激素贴片被应用于阴囊。

提神及提升体能（对照睾酮缺乏患者体能较佳，但与正常人无异，刻意补充对体能不会有显著的增加）

在青春期時，睪酮會令孩童出現第一種雄激素上升可見的現象。這些現象包括：[來源請求]

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。

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In non-human primates, it may be that testosterone in puberty stimulates sexual arousal, which allows the primate to increasingly look for out sexual experiences with females and so creates a sexual preference for females.

Misuse of these medicines can cause various unpleasant signs and symptoms and cause extended-phrase unsafe health problems, which include blood clots, stroke, and probably enhance the danger of prostate most cancers.

The bones as well as Mind are two significant tissues in human beings wherever the key influence of testosterone is By the use of aromatization to estradiol. Within the bones, estradiol accelerates ossification of cartilage into bone, leading to closure of the epiphyses and summary of growth. In the central anxious technique, testosterone is aromatized to estradiol.