53 citations
,
October 1984 in “Endocrine reviews” Excessive hair growth in women often has no known cause and is not linked to race or other hormonal symptoms.
The white wax scale insect's genome shows that complete metamorphosis evolved earlier than thought and highlights differences in male and female development.
24 citations
,
April 2017 in “Journal of Investigative Dermatology” Age, smoking, and lower BMI increase facial wrinkles; men wrinkle more than women, except in old age; pale skin and certain hormonal factors can protect against wrinkles.
8 citations
,
January 2014 in “Human Development” Adolescent sexual development should focus on positive aspects, including biological, psychological, and contextual factors, and recognize individual differences and the role of pleasure.
April 2016 in “Journal of The American Academy of Dermatology” Women with PCOS often have more hair growth, skin darkening, and acne, which are linked to hormonal and metabolic issues.
January 2024 in “University of Zagreb University Computing Centre (SRCE)” Women with PCOS have different hormone levels than those without it.
1 citations
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October 2025 in “Biology of Sex Differences” Gender and social factors, not just biology, affect COVID-19 death rates.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” Hirsute women with ovarian-sourced hirsutism are more likely to have irregular periods, with higher BMI and altered hormone ratios.
18 citations
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December 2013 in “Colorectal Disease” Higher prolactin levels in women may be linked to pilonidal sinus disease.
November 2025 in “Asian Journal of Medical Sciences” Early menarche may indicate higher risk of severe hirsutism in PCOS patients.
20 citations
,
May 1998 in “PEDIATRICS” African-American girls tend to start puberty earlier than white girls, possibly due to increased androgen production.
7 citations
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January 2013 in “BioMed research international” Hair follicles and deer antlers regenerate similarly through stem cells and are influenced by hormones and growth factors.
July 2016 in “Journal of Investigative Dermatology” Balding scalps show different gene expressions affecting hair growth compared to non-balding scalps.
1 citations
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January 2017 in “Current Dermatology Reports” Early baldness in men may indicate risks for obesity, metabolic syndrome, insulin resistance, and heart disease, similar to women with PCOS. Alopecia areata is often linked with autoimmune diseases and mental health issues. Certain hair disorders are due to genetic issues, and chemotherapy can cause hair loss through specific biological pathways. Iron deficiency's link to hair loss is still disputed.
20 citations
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January 2012 in “International Journal of Trichology” Most cases of excessive hair growth in women are caused by polycystic ovarian syndrome and are linked to higher free testosterone levels.
1 citations
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August 2025 in “European journal of medical research” Subclinical hypothyroidism in women with PCOS affects thyroid and hormone interactions but not ovary structure.
1 citations
,
February 2022 in “Online journal of biological sciences” The document does not determine if adults with aphallia are fertile.
February 2025 in “East African Scholars Journal of Medical Sciences” Higher testosterone and DHEA-S levels may be linked to male pattern baldness.
7 citations
,
June 2022 in “Biology” Men with more CAG repeats in the androgen receptor gene and lower testosterone levels may experience more severe COVID-19.
633 citations
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September 1998 in “The Journal of Clinical Endocrinology and Metabolism” PCOS affects a similar percentage of Black and White women in the Southeastern United States.
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.
29 citations
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May 2013 in “Andrologia” Cross-sex hormone treatment in transsexual individuals helps understand how sex hormones affect diseases like heart disease and diabetes.
20 citations
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July 2009 in “Experimental and Clinical Endocrinology & Diabetes” Cyclosporin A does not change sex hormone levels.
16 citations
,
February 2016 in “Gynecological Endocrinology” Indian women with PCOS from Delhi and Srinagar show different symptoms, with Delhi women having higher obesity and blood sugar issues, and Srinagar women showing more hair growth and testosterone levels.
15 citations
,
October 2019 in “BMJ Open” PCOS is common in Brazilian women and linked to metabolic and reproductive issues.
13 citations
,
July 2022 in “International Journal of Environmental Research and Public Health” Males had more severe COVID-19 symptoms, but their risk of death was only slightly higher than females.
12 citations
,
June 2024 in “Nutrients” Natural antioxidants like flavonoids and resveratrol may help prevent low testosterone in aging men.
2 citations
,
January 2005 in “The Japanese Journal of Veterinary Dermatology” Abnormal adrenal function is not the cause of alopecia in Pomeranians; it may be due to breed-specific hormones.
September 2024 in “Frontiers in Neuroendocrinology” 5-alpha reductase inhibitors may help protect the brain and gut in Parkinson's disease.
August 2022 in “International journal of reproduction, contraception, obstetrics and gynecology” The study found that 7.21% of young girls have polycystic ovarian syndrome, with symptoms like irregular periods, abnormal hair growth, and acne. Early diagnosis is important to prevent long-term complications.