April 2023 in “Journal of Investigative Dermatology” Changing YBX1 protein activity affects skin stem cell function and aging.
May 2012 in “Nature Genetics” Blond hair in Solomon Islanders is due to a unique genetic variant, not European ancestry.
November 2025 in “Journal of Cosmetic Dermatology” Men with early hair loss may have higher risks of insulin resistance and metabolic issues.
Hair can show daily calcium changes, linked to body calcium levels and influenced by hormones, and can help assess calcium metabolism issues.
2 citations
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July 2024 in “International Journal of Cosmetic Science” Younger women are seen as more attractive and healthier, with Chinese women rated highest and South African women rated oldest and least healthy.
Accurate gender and sex assessment in dermatology is essential for respectful and precise patient care.
27 citations
,
July 1983 in “Journal of Investigative Dermatology” 4 citations
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September 1999 in “Journal of Clinical Forensic Medicine” Caffeine in hair might help identify people, but it's not always reliable.
May 2023 in “Animal Reproduction Update” High levels of cortisol in hair show long-term stress which can lower fertility in animals.
February 2005 in “Journal of the American Academy of Dermatology”
2 citations
,
December 2022 in “Scientific Data” The study maps how genes are regulated during mouse hair growth.
May 2025 in “Egyptian Journal of Dermatology and Venerology” Certain gene changes and hormone levels are linked to female hair loss.
February 2026 in “Biophysical Journal”
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Sweat gland development involves two unique skin cell programs and a temporary skin environment.
3 citations
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January 2025 in “Journal of Research in Medical Sciences” Intermittent fasting, with or without probiotics, doesn't improve inflammation or stress markers in women with PCOS compared to calorie restriction.
December 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Different types of inactive melanocyte stem cells exist with unique characteristics and potential to develop into other cells.
April 2023 in “Journal of Investigative Dermatology” Scientists created a 3D skin model that shows typical signs of aging, which can help in aging research.
28 citations
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June 1998 in “Clinical Genetics” Ambras syndrome's genetic cause is unknown, as it isn't linked to androgen levels.
Zinc levels and lymphocyte counts might be important in heart disease development.
5 citations
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May 2023 in “Science of the total environment” PFAS exposure in adolescence may delay puberty in females.
3 citations
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March 2024 in “iScience” Long-lived proteins may predict age-related diseases.
September 2004 in “Experimental dermatology” Melatonin directly affects mouse hair follicles and may influence hair growth.
1 citations
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March 2025 in “Archivos Argentinos de Pediatria” Exposure to certain chemicals in food and containers may increase the risk of early breast development in young girls.
November 2025 in “Journal of Investigative Dermatology” Dark skin has stronger barriers and structure due to specific gene activity.
145 citations
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March 2010 in “Fertility and Sterility” Different types of polycystic ovary syndrome (PCOS) have varying severity, with Type I being the most severe and common.
44 citations
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November 2009 in “Archives of Dermatology” CYLD mutations cause a variety of skin tumors with symptoms starting around age 16, and treatments are currently limited.
1 citations
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October 2023 in “Journal of the Endocrine Society” Testosterone treatment may affect heart response to stress in transgender men.
January 2023 in “Türkiye klinikleri adli tıp ve adli bilimler dergisi” DNA markers can help predict male pattern baldness, useful in criminal and missing person cases.
Older age, obesity, hirsutism, and having children increase metabolic risk in women with PCOS.
2 citations
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January 1990