April 2026 in “The Journal of Urology” Finasteride and dutasteride reduce semen quality, with dutasteride having a stronger negative effect.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor caused high male hormone levels, but surgery fixed it.
November 2022 in “Journal of the Endocrine Society” A woman's small ovarian tumor causing high androgen levels was missed by several scans but found during surgery.
10 citations
,
October 2017 in “Dermatologic clinics” Aging in men is influenced by genetics and lifestyle, leading to muscle loss, bone issues, and skin damage.
A woman's excess male hormone symptoms were caused by a rare benign tumor in her ovary.
Increased free testosterone can lead to stronger bones and less body fat but also higher risks of prostate cancer, hair loss, spine issues, and high blood pressure.
4 citations
,
November 2024 in “International Journal of Dermatology” Testosterone use for muscle growth can cause hair loss in males.
7 citations
,
April 2000 in “Archives of Pathology & Laboratory Medicine”
122 citations
,
July 1990 in “Teratology” Finasteride exposure in pregnancy causes genital abnormalities in male rats.
56 citations
,
February 2010 in “PLOS ONE” Blocking Wnt signaling in young mice causes thymus shrinkage and cell loss, but recovery is possible when the block is removed.
May 2017 in “Endocrine Abstracts” Testosterone levels are not linked to erectile dysfunction in young and middle-aged men with HIV.
29 citations
,
October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
5 citations
,
November 2001 in “PubMed” An 80-year-old woman's severe hair loss was caused by a hormone-secreting ovarian tumor.
45 citations
,
February 2001 in “Joint bone spine” Gonadal dysgenesis, like Turner's and Klinefelter's syndromes, negatively affects bone health, but hormone treatments can help.
14 citations
,
March 2001 in “Psychiatric Services” Older men should openly discuss sexual health with doctors to improve their quality of life.
2 citations
,
August 2021 in “The Journal of Urology” The procedure involving seminal vesiculoscopy, TURED, and balloon dilation effectively treated a man's hematospermia and improved his dysorgasmia.
38 citations
,
May 2021 in “International Journal of Infectious Diseases” Low testosterone may indicate severe COVID-19 in men.
August 2012 in “Open Repository and Bibliography (University of Liège)” A castrated dog developed hair loss and prostate issues from long-term exposure to estrogen cream.
April 2022 in “The Journal of Sexual Medicine” Treating hematospermia can improve sexual function and reduce anxiety.
February 2026 in “Frontiers in Endocrinology” Testosterone therapy improved symptoms in a woman with congenital adrenal hyperplasia.
1 citations
,
May 2024 in “The Journal of Sexual Medicine” Clomiphene Citrate can quickly restore fertility in some men after long-term steroid abuse.
4 citations
,
August 2024 in “International Journal of Impotence Research” Low testosterone increases kidney stone risk in men not on testosterone therapy.
December 2022 in “IntechOpen eBooks” Testosterone is important for male development and health, and careful replacement can treat low levels.
January 2018 in “日本薬理学会年会要旨集 =” Stopping finasteride improves sperm quality but not semen volume in young men.
8 citations
,
August 2018 in “Turkish journal of urology” Hair wrapped tightly around a boy's penis can cause serious damage if not treated quickly.
October 2023 in “Journal of the Endocrine Society” A woman's increased facial hair and hair loss were caused by a rare ovarian tumor, cured by surgery.
April 2015 in “The FASEB Journal” Blocking androgens at birth reduces sexual motivation in male rats.
3 citations
,
February 2018 in “Journal of evolution of medical and dental sciences” Some ovarian tumors can cause masculinization, and it's important to check for various causes when this symptom is present.
September 2025 in “Cureus” Equilibrium dialysis can accurately measure testosterone levels when lab results are inconsistent.
1 citations
,
January 2021 in “Prague medical report” Men might have a version of the female disease, polycystic ovarian syndrome, shown by changes in hormone levels and early baldness, but more research is needed to fully understand it.