June 2021 in “Archives of Advances in Biosciences” Finasteride reduces sperm count and quality and alters hormone levels in mice.
July 2021 in “British Journal of Dermatology” Low testosterone levels may contribute to female pattern hair loss in men.
Higher free testosterone levels can increase bone density and decrease body fat but may raise the risk of prostate cancer, hair loss, and benign prostate enlargement.
21 citations,
January 1999 in “Endocrine”
February 2017 in “The Journal of Sexual Medicine” Long-term testosterone treatment helps men with low testosterone levels lose weight.
September 1978 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” 9 citations,
November 1997 in “British Journal of Dermatology”
393 citations,
November 2000 in “Archives of General Psychiatry” Testosterone is important for men's sexual function, may help some women's sexual desire, while other hormones and neurotransmitters also play complex roles in sexual behavior.
280 citations,
May 2005 in “Andrology” Testosterone treatment for older men can have short-term benefits, but long-term risks are unclear, requiring careful evaluation and monitoring.
121 citations,
November 2020 in “Endocrine” Male hormones like testosterone may make COVID-19 worse, and testing for sensitivity to these hormones could help predict how severe a patient's symptoms might be. Treatments that reduce these hormones are being explored.
99 citations,
June 1999 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone replacement may help some postmenopausal women with symptoms like fatigue and low libido, but more research is needed to fully understand its effects.
87 citations,
April 1973 in “Endocrinology” The chemicals 17βC and its methyl ester can block the effects of testosterone on hamster skin but not the effects of DHT.
70 citations,
July 2005 in “Journal of Ethnopharmacology” Ganoderma lucidum, a type of mushroom, may help treat enlarged prostate by blocking testosterone conversion.
64 citations,
March 2006 in “Food Chemistry” The triterpenoids from Ganoderma lucidum can block testosterone effects and may help treat enlarged prostate.
58 citations,
January 2003 in “Thrombosis and Haemostasis” Testosterone may slow down wound healing and increase inflammation.
56 citations,
July 2008 in “European journal of endocrinology” Metformin and rosiglitazone improve blood vessel function in women with PCOS, with metformin also reducing insulin resistance and testosterone levels.
48 citations,
April 1995 in “PubMed” Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
44 citations,
January 2008 in “Fertility and Sterility” Longer CAG repeat lengths in the androgen receptor gene are linked to higher testosterone levels in women with PCOS.
40 citations,
March 1982 in “British Journal of Dermatology” Young women with diffuse hair loss may have low SHBG levels, which could lead to more active testosterone and contribute to their hair loss.
32 citations,
July 2001 in “Endocrine Practice” Insulin-sensitizing drugs like metformin can help with ovulation, weight loss, and lower testosterone in some women with PCOS.
32 citations,
January 2018 in “American Journal of Clinical Dermatology” Hormone therapy affects hair growth in transgender individuals, with testosterone potentially causing hair loss in trans men and estrogen reducing facial/body hair in trans women; treatment options vary.
31 citations,
October 1971 in “Steroids” Human beard hair follicles change testosterone into other related hormones, but don't much change androstenedione into testosterone.
28 citations,
November 2017 in “Molecular and cellular endocrinology” Testosterone and its byproducts help support male sexual behavior through different pathways in the brain and body.
24 citations,
March 2018 in “Pediatric Dermatology” Testosterone treatment in transgender teens can worsen acne, requiring careful treatment due to mental health and medication side effects.
24 citations,
November 2015 in “Annals of Nutrition and Metabolism” Certain SHBG gene variants, like rs727428, are linked to higher testosterone levels in women with PCOS.
24 citations,
March 2003 in “Best Practice & Research Clinical Endocrinology & Metabolism” Androgens, male hormones, play a role in both men and women's health, and testosterone therapy can help women with low levels, but it's not suitable for pregnant or lactating women, or those with certain conditions.
23 citations,
June 2015 in “Clinica Chimica Acta” Researchers found potential urine markers for polycystic ovary syndrome, including testosterone-glucuronide and 11α-hydroxyprogesterone, which may help diagnose the condition.
22 citations,
January 2019 in “Climacteric” Oophorectomy lowers testosterone and estrogen levels in both premenopausal and postmenopausal women, with postmenopausal women still producing significant testosterone.
20 citations,
January 2003 in “Treatments in Endocrinology” Testosterone therapy can help improve mood, sexual function, and bone health in women with low androgen levels, but more research is needed to establish safe and effective guidelines.
19 citations,
November 2021 in “Reviews in endocrine and metabolic disorders” Sex hormones like estrogen and testosterone may affect COVID-19 severity differently in men and women, potentially influencing prevention and treatment strategies.