概括地說，雄激素助長蛋白質的合成及擁有雄激素受體的組織的生長，睪酮的效用可以分為合成代謝及雄性化效應。合成代謝效應包括肌肉質量及力量的增長、增加骨質密度及強度、刺激線性生長及骨骼成熟等。雄性化效應則包括性器官的成熟（尤其是陰莖及胎兒陰囊的生成）、出生後（通常是在青春期）聲線的轉沉、鬍鬚及體毛的生長等。這些效應一般都是男性的第二性徵。

层次（鞘膜 · 白膜 · 血管膜） · 附件 · 纵隔 · 小叶 · 隔片 · 莱迪希细胞 · 塞尔托利氏细胞 · 血睾屏障

层次（鞘膜 · 白膜 · 血管膜） · 附件 · 纵隔 · 小叶 · 隔片 · 莱迪希细胞 · 塞爾托利氏細胞 · 血睾屏障

利用睪酮的男性化作用，跨性别男性（即由女性經由變性成為男性）會以睪酮作為替代，以維持至一般正常男性的睪酮水平。同樣地，跨性别女性會使用藥物抑制睪酮的生成，以讓雌激素發揮效用。

Testosterone is actually a steroid from your androstane class that contains a ketone along with a hydroxyl group at positions a few and seventeen respectively. It's biosynthesized in numerous methods from cholesterol and is transformed inside the liver to inactive metabolites.[8] It exerts its action by binding to and activation of the androgen receptor.[eight] In humans and most other vertebrates, testosterone is secreted mainly with the testicles of males and, to your lesser extent, the ovaries of females.

All-natural testosterone can be a steroid — an anabolic-androgenic steroid. "Anabolic" refers to muscle mass developing, and "androgenic" refers to improved male intercourse attributes.

层次（皮肤 · 肉膜 · 精索外筋膜 · 提睾肌／提睾肌筋膜 · 精索内筋膜 · 会阴缝）

虽然雄性激素常被认为仅是男性的性激素，但女性亦会产生雄性激素，只是数量较低，负责性欲与性唤起。雄性激素也是男女体内雌性激素的前体。

Fatherhood decreases testosterone stages in Guys, suggesting that the emotions and behaviour tied to paternal treatment lessen testosterone amounts. In humans and various species that make the most of allomaternal care, paternal financial investment in offspring is helpful to stated offspring's survival as it lets The 2 mother and father to lift a number of youngsters at the same time.

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 advanced undergoes a structural modify that allows it to move into your cell nucleus and bind directly to unique nucleotide sequences in the chromosomal DNA. The parts of binding are known as hormone response factors (HREs), and impact transcriptional activity of selected genes, creating the androgen outcomes.

In non-human primates, it could be that testosterone in puberty stimulates sexual arousal, which will allow the primate to significantly seek out sexual ordeals with females and so makes a sexual choice for females.

Misuse of these prescription drugs might cause numerous disagreeable signs and lead to prolonged-time period unsafe medical problems, like blood clots, stroke, and potentially raise the hazard of prostate most cancers.

AIS helps Special Deal prevent male genitals from establishing as they need to and nearly always leads to infertility (it’s difficult or unachievable to father little ones) for the duration of adulthood.