78 citations,
November 2008 in “Fertility and Sterility” Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.
78 citations,
May 1989 in “The Journal of Clinical Endocrinology & Metabolism” Spironolactone effectively reduces hair growth in women with hirsutism and is generally well-tolerated.
76 citations,
November 2009 in “Medical Clinics of North America” Hormones, especially androgens, play a key role in acne, which can be a symptom of systemic diseases like PCOS and may require targeted treatment.
60 citations,
September 1979 in “Fertility and sterility” Spironolactone can reduce hair growth in women with hirsutism.
59 citations,
August 1998 in “International Journal of Dermatology” Genetics and hormones cause hair loss; finasteride treats it safely.
57 citations,
May 1986 in “Clinics in endocrinology and metabolism” Androstanediol glucuronide is a reliable marker for hirsutism in women.
55 citations,
August 2008 in “Reviews in endocrine and metabolic disorders” Nonclassic adrenal hyperplasia is a genetic condition that can cause early puberty and fertility problems, treated with specific steroids.
54 citations,
September 2013 in “Fertility and Sterility” Finasteride can reduce fertility in some men, but stopping it increases sperm count.
54 citations,
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.
53 citations,
May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.
51 citations,
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,
March 2011 in “European Journal of Endocrinology” Spironolactone improved blood vessel function and cholesterol levels in non-obese women with PCOS.
50 citations,
March 2001 in “Clinics in Dermatology” Genes and hormones cause hair loss, with four genes contributing equally.
49 citations,
August 2003 in “Journal of The American Academy of Dermatology” Higher IGF-1 levels in hair follicles link to better finasteride results for hair loss.
47 citations,
May 1999 in “Reproduction” Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
46 citations,
January 1996 in “Journal of The American Academy of Dermatology” People with late-stage HIV-1 often experience a specific type of hair loss linked to multiple factors, including nutritional issues and immune responses.
42 citations,
May 2013 in “Oral Diseases” Kennedy's disease leads to muscle weakness without a cure, but exercise and managing symptoms may help patients live a normal lifespan.
40 citations,
January 2010 in “Indian Journal of Dermatology, Venereology and Leprology” Certain diets can affect skin conditions, but more research is needed to understand these relationships fully.
40 citations,
May 1999 in “Journal of The European Academy of Dermatology and Venereology” Treat hair loss with finasteride, minoxidil, or surgery; consider side effects and severity.
40 citations,
January 1994 in “Skin Pharmacology and Physiology” Male hormones affect oil-producing skin cells differently based on their body location, and the drug spironolactone can reduce these effects.
38 citations,
October 2006 in “Fertility and Sterility” The document concludes that identifying the cause of amenorrhea is crucial for proper treatment.
38 citations,
October 1988 in “Clinics in Dermatology” Hormones, nutrition, and seasonal changes regulate hair growth cycles, with androgens extending growth phases and factors like aging and malnutrition affecting hair loss and thinning.
37 citations,
January 1991 in “Reproductive Toxicology” Finasteride reduces male rat fertility by causing issues with copulatory plug formation.
34 citations,
July 1999 in “Journal of The European Academy of Dermatology and Venereology” Iron deficiency is not a significant cause of hair loss in women.
32 citations,
June 2015 in “Dermatologic Therapy” Finasteride and minoxidil together work best for male hair loss.
28 citations,
January 1991 in “Reproductive Toxicology” Finasteride temporarily lowers male rat fertility without affecting libido.
27 citations,
October 1999 in “Experimental and Molecular Pathology” Stump-tailed macaque best for researching hair loss causes and treatments.
26 citations,
April 2009 in “Australasian Journal of Dermatology” Spironolactone successfully treated hair loss in a 9-year-old girl.
25 citations,
April 2006 in “British Journal of Dermatology” Finasteride lowers scalp and blood DHT levels, potentially treating male-pattern baldness.
24 citations,
January 2000 in “Dermatology” Gene linked to common hair loss found, may lead to new treatments.