March 2025 in “Journal of Endocrinology and Metabolism” Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
Wildebeest stress and hormone levels are influenced by food availability, human presence, and reproductive cycles.
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.
403 citations
,
November 2005 in “Journal of Endocrinology” Dehydroepiandrosterone (DHEA) is a prohormone important for producing sex steroids and has potential health benefits.
305 citations
,
February 2007 in “Hormone and metabolic research” Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.
204 citations
,
May 2014 in “The Journal of Sexual Medicine” Hormone therapy for trans individuals is effective and generally safe in the short term.
146 citations
,
December 2016 in “Translational Andrology and Urology” Hormone therapy is essential for transgender individuals but requires careful management due to possible metabolic effects.
138 citations
,
May 2000 in “Maturitas” Estrogen replacement can improve skin health in menopausal women but doesn't reverse sun damage or prevent hair loss.
75 citations
,
November 2016 in “Medicines” Beta-sitosterol has potential health benefits but needs more research to fully understand its effects and improve its use in treatments.
71 citations
,
June 2006 in “Human Reproduction” Women with PCOS who have low SHBG are more likely to have low good cholesterol and metabolic syndrome.
57 citations
,
December 2018 in “JAMA Surgery” Hormone treatment for transgender patients may not need to be stopped before surgery, but more research is needed, especially on estrogen.
57 citations
,
January 2014 in “Cold Spring Harbor Perspectives in Medicine” Skin stem cells maintain and repair the outer layer of skin, with some types being essential for healing wounds.
54 citations
,
September 2013 in “Fertility and Sterility” Finasteride can reduce fertility in some men, but stopping it increases sperm count.
49 citations
,
April 1997 in “Human reproduction” Hormone therapy for excessive hair growth is as good with GnRHa as with high-dose CPA, but GnRHa has longer-lasting results.
48 citations
,
January 2018 in “Scientific Reports” Hair analysis can reveal metabolic changes and potential pregnancy complications.
47 citations
,
June 2015 in “Medicines” Panax ginseng is generally safe with mild side effects and may have health benefits, but more research is needed.
42 citations
,
August 1999 in “The American journal of pathology” Basal cell carcinomas have much higher levels of Vitamin D3 receptors compared to healthy skin.
39 citations
,
January 2020 in “Scientific Reports” Four circRNAs were found to be significantly different in cashmere goat skin, affecting cashmere fineness.
36 citations
,
April 2011 in “Journal of The American Academy of Dermatology” People with hair loss have higher risk of high blood sugar and diabetes, and lower levels of a specific hormone.
33 citations
,
January 2018 in “The Journal of Clinical Endocrinology & Metabolism” Metformin improves menstrual cycles and hormone levels in women with PCOS, mostly within the first 6 months.
32 citations
,
February 2019 in “Journal of neurochemistry” Sex hormones affect brain injury differently in males and females.
32 citations
,
September 2018 in “Clinical Obstetrics and Gynecology” Hormone therapy for transgender females increases the risk of blood clots and requires careful dosing, monitoring, and lifelong management.
31 citations
,
February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
31 citations
,
May 2012 in “European Journal of Dermatology” Menopause affects hair and skin; more research needed for treatment.
28 citations
,
October 2018 in “Clinical Obstetrics and Gynecology” Testosterone therapy seems safe and effective for transgender men with proper care, but more long-term research is needed.
25 citations
,
May 2021 in “Journal of exposure science & environmental epidemiology/Journal of exposure science and environmental epidemiology” Common Black hair care products may affect hormone levels and potentially impact health, especially in reproductive and metabolic areas.
25 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
24 citations
,
November 2015 in “Annals of Nutrition and Metabolism” Certain SHBG gene variants, like rs727428, are linked to higher testosterone levels in women with PCOS.
24 citations
,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Hormonal treatment is effective for women with acne not helped by usual treatments, especially if they have hormonal imbalances.
24 citations
,
May 2010 in “Hautarzt” Different hormones affect hair growth and conditions, with some causing hair loss and others promoting it.