218 citations,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
165 citations,
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.
152 citations,
December 2007 in “Gender Medicine” Male and female skin differ due to hormones, affecting conditions like hair loss, acne, and skin cancer, and suggesting a need for gender-specific treatments.
75 citations,
May 1986 in “Clinics in endocrinology and metabolism” Male hormones are important for hair and oil gland development and can cause conditions like excessive hair growth and acne.
47 citations,
January 2001 in “Journal of Investigative Dermatology” High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
41 citations,
November 2003 in “Annals of the New York Academy of Sciences” Male hormones, or androgens, affect women's health in areas like mood and bone density, and hormone replacement therapy using antiandrogenic progestogens can improve mood disorders and alertness in menopausal women.
25 citations,
November 2001 in “Kidney International” Male hormones worsen kidney transplant damage, but blocking them helps.
23 citations,
March 2019 in “Environmental Chemistry Letters” Cyclodextrins improve how steroid drugs work and are used in marketed medications and environmental applications.
11 citations,
October 2020 in “General and comparative endocrinology” Male C57BL/6 mice show age-related fluctuations in certain hormones and their ratios in both blood and hair.
122 citations,
November 2010 in “Journal of Dermatological Science” Male pattern baldness involves hormones and cell signals affecting hair growth.
97 citations,
March 2009 in “Dermato-endocrinology” Hormones significantly affect hair and oil gland function in the skin, and more research is needed on skin-related hormone disorders.
44 citations,
November 2018 in “Journal of applied ecology” Hair analysis for stress and reproductive hormones in wildlife needs more research for accuracy across species.
37 citations,
September 2018 in “Psychoneuroendocrinology” Finasteride treatment in male rats causes long-lasting effects on depression-like behavior, brain cell growth, inflammation, and gut bacteria composition.
28 citations,
March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
19 citations,
April 2014 in “Hormones” Hormones and genetics play key roles in male and female baldness, which can affect mental health and may be linked to other health issues.
9 citations,
July 2020 in “Experimental Dermatology” Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.
November 2023 in “Scientific reports” The research identified and described a gene important for hormone conversion in endangered catfish, which varies in activity during different reproductive stages and after hormone treatment.
195 citations,
November 2019 in “Clinica Chimica Acta” High levels of male hormones, insulin resistance, and obesity are closely linked and worsen polycystic ovary syndrome, but more research is needed to improve treatments.
18 citations,
February 2012 in “Experimental Dermatology” No link found between specific genes and female pattern hair loss.
947 citations,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Most women with excess male hormones have Polycystic Ovary Syndrome, and hormonal therapy can improve symptoms but may cause side effects.
16 citations,
May 2013 in “Urology” Metabolic syndrome linked to urinary symptoms; hair loss not significant.
14 citations,
December 2003 in “Medical Hypotheses” Male-pattern baldness might be caused by the effect of hormones on scalp blood vessels.
13 citations,
October 2002 in “Journal of Biochemical and Biophysical Methods” Men with male-pattern baldness have higher levels of certain testosterone metabolites and may have more active androgen metabolism.
73 citations,
July 2013 in “The Journal of Sexual Medicine” Finasteride use changes brain chemicals, causing lasting sexual issues and anxiety/depression.
34 citations,
February 1992 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride and minoxidil together promote hair growth better than either alone.
33 citations,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
32 citations,
February 2019 in “Journal of neurochemistry” Sex hormones affect brain injury differently in males and females.
1540 citations,
October 2008 in “Fertility and Sterility” The report concludes that PCOS is mainly a condition of excess male hormones and its definition may change as new information is discovered.
16 citations,
April 2007 in “Journal of Obstetrics and Gynaecology Research” Prostate-specific antigen may be a new marker for excess male hormones in women with polycystic ovary syndrome.
3 citations,
February 2019 in “Journal of Cosmetic Dermatology” The effects of estrogen on human scalp hair growth are unclear and need more research.