21 citations
,
January 1991 in “Dermatology” Men with male pattern hair loss have different levels of certain hormones compared to men without hair loss.
93 citations
,
June 2001 in “The Journal of Clinical Endocrinology and Metabolism” Certain genetic variations in the AR and ERβ genes can affect androgen levels in women.
56 citations
,
August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Different women's hair and skin glands respond to hormones in varied ways, which can cause unwanted hair growth even with normal hormone levels, and more research is needed to treat this effectively.
47 citations
,
April 2020 in “Dermatologic Therapy” Androgenetic alopecia linked to COVID-19 severity; drugs reducing androgen receptor activation may help.
31 citations
,
February 1997 in “The Journal of Clinical Endocrinology and Metabolism” People who carry the 21-Hydroxylase Deficiency gene are not more likely to have excessive male hormone levels.
8 citations
,
January 1996 in “Springer eBooks” Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.
September 2025 in “International Journal of Zoology and Applied Biosciences” Women aged 21-26 have a higher rate of PCOS.
June 2024 in “Biological and Clinical Sciences Research Journal” Thyroid dysfunction worsens symptoms in women with PCOS, so regular thyroid checks are important.
May 2021 in “Journal of Advances in Internal Medicine” A 13-year-old with 46 XY DSD had ambiguous genitalia due to incomplete masculinization.
4 citations
,
January 2018 in “Advances in Experimental Medicine and Biology” The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.
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.
12 citations
,
February 2001 in “Annals of Pharmacotherapy” No effective treatment for hair loss after childbirth was found, but it usually gets better on its own and some cosmetic methods might help.
5 citations
,
December 2021 in “Physiological Research” Men, particularly those with hair loss, are more likely to get the virus, and those with prostate cancer may have milder symptoms. Testosterone's role in the disease is unclear, and the virus doesn't seem to harm male fertility. Women with PCOS might be at higher risk. More research is needed.
5 citations
,
January 2003 in “Oilseeds and fats, crops and lipids/OCL. Oilseeds & fats crops and lipids” Vegetable protein lowers cholesterol and protein deficiency can cause health issues.
March 2013 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” Hormones significantly affect hair growth and loss, with potential for new treatments.
8 citations
,
November 2019 in “Tissue Engineering Part A” Functionalized collagen scaffolds applied prenatally greatly improve skin regeneration.
October 2023 in “Indian Journal of Ophthalmology - Case Reports” Kallmann syndrome can cause eye issues and other health problems, requiring various treatments.
13 citations
,
June 2006 in “Fertility and Sterility” Nonclassic 21-hydroxylase deficiency is a common, treatable genetic disorder causing reversible symptoms like acne and hair loss.
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.
3 citations
,
June 2017 in “Reproductive biomedicine online” A certain mutation in the fetal alpha 5-reductase gene is linked to a higher risk of late miscarriage.
1 citations
,
February 2017 in “Journal of gynecology and womens health” The document concluded that more research is needed to understand how estrogen affects the enzyme involved in hirsutism development.
3 citations
,
November 2021 in “IntechOpen eBooks” The testes produce important hormones like testosterone and others that play key roles in male body functions.
1 citations
,
February 2020 in “Cureus” Women with PCOS are more likely to have skin problems like excessive hair, acne, and hair loss.
Inflammation and metabolic changes are linked to postpartum hair loss after a first C-section.
August 2022 in “International Journal of Health Sciences (IJHS)” Low levels of zinc, ferritin, and vitamin B12 are linked to severe hair loss in pregnant women during their last two trimesters.
5 citations
,
March 2022 in “Frontiers in Endocrinology” A model using hormone levels, cycle length, and BMI can help identify PCOS in Chinese women but isn't for screening teens.
25 citations
,
March 2000 in “Journal of Endocrinological Investigation” Testosterone therapy aims to treat hormone deficiencies and various conditions safely and effectively, but requires careful patient monitoring due to potential side effects.
72 citations
,
October 1998 in “Baillière's clinical endocrinology and metabolism” Long-term testosterone therapy can cause hormone suppression, affect prostate and heart health, and alter physical characteristics, but does not increase prostate cancer risk and needs more research for full risk assessment.
32 citations
,
November 2011 in “Reproductive Sciences” Brazilian women with PCOS and both menstrual irregularity and high male hormone levels have a higher chance of having metabolic syndrome.
37 citations
,
December 2010 in “Clinics in Dermatology” Aging alone rarely causes significant hair loss; hormones are a bigger factor.