July 6, 2026 - Polyendocrine metabolic ovarian syndrome (PMOS): Formerly called polycystic ovary syndrome (PCOS), this happens in women when their ovaries create excess androgens (testosterone). Congenital adrenal hyperplasia: In congenital adrenal hyperplasia (CAH), genetic changes affect enzymes in your adrenal glands. When these enzymes don’t work properly, your body makes too much testosterone.

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Furthermore, despite no effect on SBP or DBP, our analyses suggest 0.1 mol/L higher free testosterone is associated with increased risk of hypertension (OR = 1.17; 95% CI = 1.08 to 1.27; p=1.05×10−4). Given the multifactorial nature of this disease, the apparent discrepancy between blood pressure and hypertension may be explained by an effect on other risk factors that develop into hypertension. Moreover, both human and animal studies suggest a role of testosterone on hypertension.

May 11, 2026 - Whether the excess comes from your own overproduction or from external sources like testosterone therapy or anabolic steroids, the consequences range from cosmetic annoyances like acne to serious risks like blood clots and liver damage.

July 28, 2026 - High testosterone can cause acne, excess body hair growth or balding, mood changes like irritability or anxiety, and irregular menstrual cycles in women.

1 day ago - When levels climb too high, the ... consistent effects of excess testosterone are a rise in red blood cell production, acne and oily skin, testicular shrinkage and reduced sperm production, and mood changes such as irritability....

June 22, 2023 - For example, the genitals may not enlarge, facial and body hair may be scant, and the voice may not deepen normally. Testosterone may also help maintain normal mood. There may be other important functions of this hormone that have not yet been ...

March 3, 2026 - When testosterone levels are low, it can decrease sexual desire, cause constant fatigue, loss of muscle mass and fat gain, especially in the abdomen. It also affects concentration, memory and can lead to mood changes such as depression or irritability. Erectile dysfunction is common and body hair may be lost. In addition, bones may become brittle. If you experience these symptoms, it is advisable to consult a doctor. Conversely, excess testosterone can have negative effects on the body.

May 5, 2026 - Menstrual cycles frequently become irregular or stop altogether, which directly impacts fertility. Male-pattern baldness, with thinning at the temples and crown, can develop over time. In younger girls who haven’t gone through puberty, high testosterone can cause enlargement of the clitoris alongside acne and excess body hair.

May 15, 2017 - People who take testosterone are likely to see improvements in their depression. They'll feel more energized, confident, and motivated. Muscle development depends on something known as protein synthesis.

February 19, 2025 - One of the earliest signs involves skin health—excess testosterone fuels the sebaceous glands, resulting in an overproduction of oil, which clogs pores and leads to persistent acne.

December 26, 2024 - Your brain senses that there are high levels of testosterone in your body. The brain then assumes that the testicles are overproducing testosterone. The brain then alters the messages it sends for the producing of testosterone, by either lowering the creation levels or increasing them. This then results in a change of shape and size in the testicles. Excess testosterone in your blood can also shut down the activity, almost completely, in the testes if your body is ‘confused’ enough.

July 28, 2025 - Excessively high testosterone in men can lead to issues like acne, aggressive behaviour, mood swings, sleep disturbances, and potential impact on fertility and cardiovascular health.

Testosterone aids in normal male sexual development and functions, such as: ... Develops male sex organs, such as the penis and testes and stimulates the body and facial hair growth.

November 12, 2021 - While high testosterone levels in a man can sometimes result in increased muscle mass, it also brings with it a whole host of other side effects; acne, mood swings, stunted growth, and weight gain to name just a few.

May 14, 2026 - Hyperandrogenism happens when you have an excess amount of androgens in your body. It can cause acne and irregular periods in females.

Fetal development — Testosterone initiates male internal and external reproductive organ development.

November 7, 2025 - While testosterone is essential for male health, excessively high levels can cause serious problems, including heart issues, mood swings, acne, and an enlarged prostate. It can also stop your body from producing hormones naturally and may lead ...