209 citations
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September 2008 in “Dermatologic Therapy” Androgens can both increase and decrease hair growth in different parts of the body.
171 citations
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July 2007 in “Journal of Investigative Dermatology” A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
165 citations
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December 2002 in “Molecular and Cellular Endocrinology” Male hormones, particularly DHT, are linked to male pattern hair loss, and treatments like finasteride can help, but they don't work for postmenopausal women's hair loss, which may have different causes.
136 citations
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March 1996 in “Journal of the American Chemical Society” Finasteride effectively blocks enzyme causing male pattern baldness.
124 citations
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March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
122 citations
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November 2014 in “BMC Medicine” Oral testosterone therapy raises heart risk more than other methods.
122 citations
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November 2010 in “Journal of Dermatological Science” Male pattern baldness involves hormones and cell signals affecting hair growth.
118 citations
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May 2003 in “Toxicological Sciences” Exposure to finasteride in the womb caused lasting reproductive issues in male rats.
115 citations
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September 2012 in “Experimental Dermatology” Androgens have complex effects on hair growth, promoting it in some areas but causing hair loss in others, and our understanding of this is still evolving.
97 citations
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April 2016 in “Andrology” Hormones and metabolism play a complex role in prostate enlargement, and more research is needed to improve diagnosis and treatment.
89 citations
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February 1993 in “Journal of Medicinal Chemistry” New compounds called benzoquinolinones may treat conditions linked to excess DHT.
87 citations
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May 2018 in “Scientific Reports” Higher free testosterone levels in men are linked to a stronger immune response, not weaker.
86 citations
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July 1993 in “Drugs” Finasteride treats enlarged prostate, shrinks it, improves urination, but may cause sexual dysfunction and isn't for women or children.
77 citations
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June 2006 in “Best Practice & Research Clinical Endocrinology & Metabolism” The document concludes that accurate measurement of serum androgens is crucial for diagnosing hyperandrogenism.
72 citations
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April 2008 in “The Journal of urology/The journal of urology” Dutasteride and finasteride do not significantly affect bone density, blood fats, or blood production, but slightly lower PSA levels and minimally impact sexual function in healthy young men.
70 citations
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April 2014 in “Annales d'endocrinologie” New genes and pathways are important for testosterone production and male sexual development.
65 citations
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October 1999 in “Journal of The American Academy of Dermatology” Finasteride effectively reduces hair loss by decreasing androgen levels.
63 citations
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August 2008 in “Journal of Cosmetic Dermatology” Cuscuta reflexa extract may help treat hair loss caused by hormones.
61 citations
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June 2014 in “Scientific Reports” Wnt1a-conditioned medium from stem cells helps activate cells important for hair growth and can promote hair regrowth.
56 citations
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October 2018 in “Journal of The American Academy of Dermatology” Androgens play a complex role in skin conditions like acne and hair loss in women, and normal blood levels don't always show true androgen status.
56 citations
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January 2015 in “Circulation” Finasteride helps reduce heart issues and improves heart function.
54 citations
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November 2017 in “Scientific Reports” The study found that certain microRNAs are higher in the cells and lower in the fluid of women with a specific type of polycystic ovary syndrome, and one microRNA could potentially help diagnose the condition.
54 citations
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April 2010 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Impaired androgen production in 46,XY DSDs causes ambiguous genitalia and requires long-term care.
54 citations
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July 2002 in “Clinical and Experimental Dermatology” DHT, a testosterone byproduct, causes male pattern baldness.
51 citations
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October 2002 in “British Journal of Dermatology” Finasteride increases hair density in female androgenetic alopecia, but individual results may vary.
51 citations
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January 1989 in “Journal of Investigative Dermatology” Men with male-pattern baldness have more androgen receptors in their scalp's oil glands, which may contribute to hair loss.
50 citations
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March 2001 in “Clinics in Dermatology” Genes and hormones cause hair loss, with four genes contributing equally.
50 citations
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August 1985 in “Journal of steroid biochemistry/Journal of Steroid Biochemistry” Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.
49 citations
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March 2018 in “Toxicological sciences” Low doses of mixed chemicals cause permanent reproductive malformations in male rats.
49 citations
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April 2012 in “Phytotherapy Research” Rosemary leaf extract may be an effective natural treatment for hair growth and male pattern baldness.