Androgenetic alopecia is a common type of hair loss in men and women, caused by a testosterone byproduct affecting hair follicles, with sensitivity determined by genetics.
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July 1992 in “Clinics in Dermatology” Vitamin D helps regulate calcium levels in the body.
January 2026 in “Clinical Chemistry and Laboratory Medicine (CCLM)” The procedure accurately measures 5-alpha-dihydrotestosterone in blood, useful for standard tests.
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November 2007 in “Molecular and cellular endocrinology” Two enzymes regulate androgen receptor activity, affecting treatments for androgen insufficiency and benign prostatic hyperplasia.
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May 2022 in “Genes & Diseases”
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January 1996 in “Clinical Pharmacokinectics” Finasteride helps regrow hair and shrink prostate by reducing DHT, with some sexual side effects.
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November 2005 in “Endocrinology” Hairless protein can block vitamin D activation in skin cells.
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August 2019 in “The journal of sexual medicine” Testosterone treatment effectively causes male physical development in transgender male adolescents but may lead to side effects like acne, higher BMI and blood pressure, lower good cholesterol, and decreased bone density.
December 2020 in “Dermatology practical & conceptual” Trichoscopy helped diagnose a teenage girl's hair loss as monilethrix.
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September 2008 in “Dermatologic therapy” Hirsutism is excessive hair growth in women often caused by polycystic ovarian syndrome, and identifying the cause is important for managing associated health risks.
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January 2010 in “Acta Dermato Venereologica” Women with early onset androgenetic alopecia have worse lipid profiles.
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May 1975 in “Clinical Endocrinology” Combination therapy significantly reduces testosterone and moderately reduces hair growth in women with hirsutism.
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April 2002 in “Brain Research” Lower allopregnanolone levels increase stress-related dopamine release in the brain.
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May 2019 in “British Journal of Dermatology” Transgender and nonbinary individuals experience hair loss, with transmen on testosterone seeing more severe hair loss, while feminizing hormones may stabilize hair loss in transwomen.
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May 2010 in “Hautarzt” Different hormones affect hair growth and conditions, with some causing hair loss and others promoting it.
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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.
October 2023 in “Georgetown medical review” Finasteride and Dutasteride can improve hair growth in male baldness but may cause temporary sexual dysfunction and possibly affect fertility.
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January 2021 in “The Journal of Sexual Medicine” Testosterone with dutasteride improves muscle strength and body composition in trans men.
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April 1995 in “Endocrinology” Finasteride doesn't affect bone density in male rats.
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March 2001 in “Clinics in dermatology” Hirsutism in women is often due to hormone sensitivity and has significant psychological effects.
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October 1996 in “Dermatologic clinics” Hair loss is mainly caused by hormones, autoimmune issues, and chemotherapy, and needs more research for treatments.
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January 1980 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Both treatments reduced androgen levels and hair growth in women with hirsutism.
January 2025 in “Case Reports in Genetics” A rare gene variant causes sexual development issues in siblings, needing personalized treatment.
July 2025 in “Journal of Investigative Dermatology” June 2025 in “V F Snegirev Archives of Obstetrics and Gynecology” A six-year-old girl has early signs of puberty, needs no treatment, but requires regular check-ups for future health risks.
March 2023 in “JAAD case reports” Dutasteride and minoxidil helped regrow hair in a woman with breast cancer.
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February 2008 in “International Journal of Andrology” A combination of nanomilled oral testosterone and dutasteride normalized testosterone levels in men with low testosterone and is safe for short-term use.
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February 2003 in “European Urology Supplements” Dutasteride reduces DHT more effectively than finasteride.
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November 2013 in “PLOS ONE” Androgen receptor signaling causes early aging of cells important for hair growth by damaging their DNA.
March 2012 in “Society for Endocrinology BES 2012” A new method was developed to analyze certain hormones and drugs in human blood efficiently.