July 2024 in “Occupational Medicine” Higher cortisol levels are linked to poor coping, while higher DHEA levels are linked to job confidence.
January 2024 in “International Journal of Herbal Medicine” Melanin is important for hair color, health, and UV protection.
December 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” MicroRNA-205 helps hair grow by changing the stiffness and contraction of hair follicle cells.
April 2019 in “Journal of the Endocrine Society” An over-the-counter vitamin/mineral supplement improved hair loss and blood sugar control in a woman with non-classic 11-hydroxylase deficiency.
The research found that people's hair proteins vary, especially by ethnicity and body part, which could help identify individuals in forensic science.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
March 2007 in “International Journal of Cosmetic Science” Hair with more melanin resists weather damage better.
October 2022 in “Hair Transplantation” Male pattern hair loss is mainly caused by genetics and hormones, especially DHT.
24 citations
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January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
220 citations
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June 2013 in “The Journal of Pathology” Lichen planopilaris may be an autoimmune disease causing hair loss due to immune system issues in hair follicles.
29 citations
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December 2011 in “British Journal of Dermatology” A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.
15 citations
,
January 2012 in “International Journal of Trichology” Hair casts on the scalp may be a sign of ongoing pemphigus vulgaris and could suggest a need to adjust treatment.
7 citations
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January 2017 in “International Journal of Trichology” Hair transplant can cause hard-to-treat keloids in some patients.
7 citations
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September 2008 in “Dermatologic surgery” Hair transplantation can successfully treat stubborn alopecia areata.
6 citations
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January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
1 citations
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March 2023 in “Journal of Drugs in Dermatology” Dupilumab may help regrow hair in people with severe alopecia.
April 2026 in “Tissue Engineering and Regenerative Medicine” The GPRC6A-Duox1 axis helps control hair growth and loss by affecting hydrogen peroxide production.
January 2014 in “Pathology” Non-scarring hair loss can be diagnosed with two 4mm punch biopsies, one cut vertically and the other transversely.
January 2013 in “International journal of trichology” Vitamin D3 and its receptor are important for hair growth, and understanding receptors could help treat hair graying and skin cancer.
August 2003 in “International Journal of Cosmetic Surgery and Aesthetic Dermatology” Disposable instruments could be the future of hair restoration surgery to eliminate disease risk, but they require careful preparation and proper training.
2 citations
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January 2014 in “Sen i Gakkaishi” The new hair straightening method keeps hair straight permanently by using specific creams and heat.
August 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair stiffness is mainly influenced by tip compression and turgor pressure.
23 citations
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March 1994 in “Fertility and sterility” Most patients improved with oral contraceptives, but some needed additional treatment.
8 citations
,
November 2019 in “Journal of Natural Fibers” Adding human hair to clayey soil makes it stronger, even after freeze-thaw cycles, and is eco-friendly and cheap.
January 2026 in “Plant Communications” Overexpressing SlCLE10 in tomatoes boosts root hair growth and drought tolerance.
August 2024 in “Journal of the American Academy of Dermatology” Baricitinib effectively promotes hair regrowth in both scalp and nonscalp areas for alopecia areata universalis patients.
April 2024 in “Journal of asthma and allergy” Abrocitinib effectively treated severe atopic dermatitis and mild alopecia areata in a 12-year-old boy after dupilumab failed.
January 2024 in “Archives of Endocrinology and Metabolism” A new gene mutation causes insulin resistance in a girl and her mother.
72 citations
,
September 1975 in “Biology of Reproduction” Most zinc in rat sperm is in the tail, linked to structures similar to hair keratin.
32 citations
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January 2010 in “Dermatology” Combining laser hair removal with topical eflornithine is recommended for better results in treating unwanted facial hair.