2 citations
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March 2018 in “The Journal of Dermatology” The "color-transition sign" helps tell apart alopecia areata incognita from telogen effluvium by looking at hair color changes.
7 citations
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November 2011 in “Skin Research and Technology” The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.
September 2017 in “Journal of Investigative Dermatology” Aging causes sweat glands to shrink, leading to skin issues, and blue light can help hair grow.
August 2023 in “Dermatology Reports” Minoxidil, a common hair treatment, may cause hair to turn grey or change color, especially with long-term use or if you have a family history of grey hair.
23 citations
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January 1964 in “Archives of Dermatology” Treatment with vitamin A did not improve the child's skin condition.
5 citations
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July 2009 in “Clinical and experimental dermatology” February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
3 citations
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September 2019 in “Skin appendage disorders” Women with Frontal Fibrosing Alopecia have more wrinkles near their ears than similar aged women without the condition.
September 2016 in “European Journal of Pediatric Dermatology/PD. European journal of pediatric dermatology” Ulerythema ophryogenes causes hair thinning and inflammation, with limited treatment options.
August 2010 in “Journal of The American Academy of Dermatology” The document explains the diagnosis and characteristics of woolly hair nevus and alopecia neoplastica.
1 citations
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April 2016 in “The American Journal of the Medical Sciences” The document concludes that doctors should check for frontal fibrosing alopecia in patients with acquired hyperpigmentation and that early treatment is important.
1 citations
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January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Increased PHGDH expression causes early melanin buildup in hair follicles.
A man had a rare pigmented nodule on his scalp that developed from birthmarks.
2 citations
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January 2012 in “Zhongguo nongye Kexue” EGF helps secondary hair follicles grow in young gray goats.
3 citations
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August 2017 in “Journal of evolution of medical and dental sciences” The study concluded that the most common skin changes in elderly people are wrinkles and dry skin, with various infections, benign tumors, and changes in nails and hair also being significant.
6 citations
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December 2019 in “International Journal of Cosmetic Science” White hair has weaker tryptophan fluorescence than other unpigmented fibers, possibly due to UV exposure or unknown substances.
January 2019 in “DSpace@MIT (Massachusetts Institute of Technology)” Higher PHGDH levels cause unusual melanin buildup in hair follicles.
August 2023 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Minoxidil users may experience hair discoloration, especially with long-term use and a family history of gray hair.
June 2019 in “Brain Imaging and Behavior” Hair loss can indicate brain aging and potential small vessel disease, but more research is needed to understand the clinical impact.
September 2018 in “CRC Press eBooks” Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
24 citations
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January 2009 in “International Journal of Trichology” Sunlight exposure ages hair, making it brittle, stiff, and dry.
February 2025 in “Medicine” Precocious puberty in girls is linked to cosmetics, pollution, light exposure, early sexual information, diet, and hereditary factors.
March 1942 in “The Science News-Letter” June 2025 in “Clinical and Experimental Dermatology” A 76-year-old man's grey hair turned back to its original color after radiotherapy.
April 1986 in “CRC Press eBooks” Hair color is determined by melanins produced in hair cells.
3 citations
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May 2011 in “Practice nursing” As skin ages, it gets thinner, paler, and more wrinkled, and protection and care like sunblock and moisturizers are important.
7 citations
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December 1956 in “Science” 1 citations
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December 1956 in “Science”
4 citations
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January 2017 in “Annals of Dermatology” Frequent hairdryer use may worsen hair fragility in people with Pili Annulati.
10 citations
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June 2009 in “Acta Biochimica Polonica” Old C57BL/6 mice with unsynchronized hair cycles show less melanin in their spleens.