September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
2 citations
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May 2018 in “Australasian Journal of Dermatology” Some patients' hair grew back black and white after chemotherapy.
5 citations
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August 2012 in “Archives of Dermatology” The immune system can cause permanent skin and hair whitening by attacking pigment cells.
9 citations
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June 1959 in “Archives of dermatology” Hair can darken after inflammation and then return to its original color.
29 citations
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June 2016 in “Experimental Dermatology” MCHR2 gene duplications may be linked to alopecia areata.
6 citations
,
January 2014 in “Clinical hemorheology and microcirculation” Hereditary elliptocytosis causes elongated red blood cells and can lead to mild or no symptoms.
January 1991 in “Linchuang pifuke zazhi” December 2023 in “Modern engineering and innovative technologies” 20 citations
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August 1981 in “Developmental Medicine & Child Neurology” 13 citations
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June 1981 in “Developmental Medicine & Child Neurology” 2 citations
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July 2019 in “Indian dermatology online journal” A 17-year-old girl and her brothers have a rare hair condition with long eyelashes, thick eyebrows, and easily pluckable hair.
January 2019 in “Figshare” Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.
2 citations
,
March 2025 in “Archives of Dermatological Research” HEV light can harm or help skin and scalp, so safe exposure guidelines are needed.
7 citations
,
April 2011 in “Expert review of dermatology” The document concludes that patients with skin of color need specialized dermatological care and education to manage unique skin conditions effectively.
May 2026 in “Clinical Cosmetic and Investigational Dermatology” White hair can make the scalp look more visible, which may be mistaken for hair loss.
2 citations
,
January 1999 in “Dermatology”
August 2018 in “Pediatric Dermatology” A baby had a unique skin condition with a pale patch and surrounding dark hairs, not linked to other health issues.
34 citations
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February 2012 in “International Journal of Dermatology” Dermatoscopy can help identify hydroquinone-induced skin issues, avoiding invasive biopsies.
October 2020 in “Our Dermatology Online” Skin changes and high vitamin B12 levels can be early signs of cancer.
A 32-year-old man with early graying hair shows a unique pattern, suggesting more research is needed on why hair grays early.
January 2024 in “International Journal of Herbal Medicine” Melanin is important for hair color, health, and UV protection.
April 2024 in “Nepal journal of dermatology, venereology & leprology” Premature graying of hair is common and stressful, but not well understood or treated.
36 citations
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November 2016 in “European journal of dermatology/EJD. European journal of dermatology” Some medications can cause rare hair color changes, and reporting these side effects is important for patient quality of life.
2 citations
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August 2024 in “Indian Dermatology Online Journal” Premature graying of hair is mainly caused by genetics, stress, and environment, with potential treatments being explored.
June 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” A new hair dye method uses polyphenols and oxidation to create a long-lasting brown color on gray hair.
26 citations
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October 1998 in “Experimental Dermatology” A keratin hHb6 mutation causes a hair disorder with varying severity, influenced by other factors.
October 2025 in “Journal of Veterinary Diagnostic Investigation” Black hair in cats has higher cortisol levels than white hair.
April 2022 in “Our Dermatology Online” A woman had unusual hair growth on one side of her chin without a known cause.
13 citations
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August 2020 in “Der Hautarzt” Excessive male hormones in women cause symptoms like unwanted hair growth, and treatment requires careful medical evaluation.
Surgical repigmentation can permanently restore color to white hair in vitiligo patients.