68 citations
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February 2019 in “Urology” Hormonal treatment in transgender women reduces semen quality, but stopping treatment may improve it.
January 2022 in “European journal of anatomy” A man had four testicles, two of which were outside the scrotum and looked like fatty lumps.
9 citations
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April 2007 in “Journal of Andrology” Excessive pre-ejaculation can be treated with certain medications.
October 2025 in “Journal of the Endocrine Society” A rare pituitary tumor in an 18-year-old male caused hormonal issues and vision loss, requiring surgery and further treatment.
May 2022 in “Endocrine Abstracts” Finasteride may cause sexual dysfunction by reducing epinephrine levels.
November 2022 in “Journal of the Endocrine Society” A boy with a new NR5A1 gene mutation has a sex development disorder without affecting his adrenal glands.
5 citations
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March 2015 in “Clinical and Experimental Dermatology” Chemotherapy caused a woman's permanent hair loss and early menopause.
November 2005 in “The Journal of Urology” April 2018 in “Journal of Investigative Dermatology” Mutations in Far2 mice cause hair loss due to sebaceous gland issues.
2 citations
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January 2016 in “Andrology” February 2026 in “European Urology” 46 citations
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August 2006 in “PubMed” A genetic defect causes males in some Mediterranean populations to be born with ambiguous genitalia and develop male traits at puberty.
October 2023 in “IJEM case reports” A 15-year-old girl with no menstrual period was diagnosed with a genetic condition that makes her body unable to respond to male hormones, leading to female characteristics despite having male genetic makeup.
June 2017 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride's sexual side effects not caused by androgen deficiency or SRD5A inhibition.
September 2017 in “Hair transplant forum international” April 2020 in “Journal of the Endocrine Society” Early diagnosis of PSIS can lead to normal height with growth hormone and testosterone treatment.
October 2023 in “Toxicology and Applied Pharmacology” Finasteride is more harmful to male reproductive health than minoxidil.
March 2026 in “Frontiers in Medicine” High-dose testosterone with finasteride improves muscle health in males with spinal cord injury.
30 citations
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August 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride doesn't affect hormone levels in normal men.
20 citations
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January 2021 in “GeroScience” Spermidine helps protect against aging by preserving telomere length.
39 citations
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December 2012 in “The American Journal of Human Genetics” Mutations in the SNRPE gene cause hereditary hair loss.
Finasteride affects prostate development differently in male and female Mongolian gerbils.
16 citations
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March 2020 in “Animal Biotechnology” Transgenic sheep embryos with a specific promoter were successfully created, but more research is needed for gene expression in hair follicles.
6 citations
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December 2022 in “International Journal of Molecular Sciences” EZH2 is crucial for uterine gland development and female fertility.
2 citations
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March 2016 in “The Journal of Urology” Finasteride 1mg linked to diverse symptoms; other treatments improve erectile function in rats.
9 citations
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August 1952 in “The Journal of Clinical Endocrinology & Metabolism” A 17-year-old female with adrenogenital syndrome produces very high levels of androgens, which prevent complete feminization despite high estrogen doses.
61 citations
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July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
94 citations
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April 2002 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” A new gene mutation causes female pseudohermaphroditism due to glucocorticoid resistance.
9 citations
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January 1999 in “Dermatology” Men with X-linked recessive ichthyosis may not experience typical male-pattern baldness.
2 citations
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January 2025 in “JBRA” Age is more important than BMI for IVF success in women with infertility and PCOS.