May 2021 in “GSC Advanced Research and Reviews” Hair color is influenced by genetics and can indicate certain health conditions.
January 2006 in “Yearbook of Dermatology and Dermatologic Surgery” Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
May 2025 in “BMJ Case Reports” Minoxidil can cause temporary vision loss and color blindness.
137 citations
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September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” The HR protein helps hair grow by blocking a hair growth inhibitor, aiding in hair follicle regeneration.
Red light therapy is safe and works well for hair loss.
10 citations
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January 2003 in “Dermatology” The E413K mutation in the hHb6 gene causes monilethrix, a hair disorder, but doesn't show consistent symptoms.
1 citations
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April 2015 in “Neurology” Skin pigmentation increases in CRPS-affected areas and improves with symptom relief.
13 citations
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April 1994 in “Baillière's clinical endocrinology and metabolism” Some people have genetic mutations that make them resistant to vitamin D, leading to rickets even with enough vitamin D intake.
17 citations
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May 2019 in “Molecules” These temporary hair dyes may be harmful to human health.
June 2022 in “Journal of Dermatology Research” Using 448-kHz Capacitive-Resistive Electrothermal Therapy can help increase hair density and prevent hair loss in women.
March 2019 in “Our Dermatology Online” A woman with severe hair loss regrew mostly white hair after treatment.
September 2024 in “Frontiers in Genetics” A specific genetic marker is linked to male pattern baldness in Han Chinese men.
4 citations
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September 2019 in “Journal of Biomedical Optics” Medulla loss in scalp hair could help detect breast cancer.
34 citations
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November 1998 in “Journal of Investigative Dermatology” A common mutation in the hHb6 gene is linked to monilethrix, but other factors may also play a role.
24 citations
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August 2020 in “JAMA dermatology” Persistent radiation-induced hair loss is dose-dependent, and treatments like topical minoxidil can be effective.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Blocking mTORC1 activity with rapamycin could help increase hair pigmentation and growth, potentially reversing gray hair.
1 citations
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September 2020 in “Journal of Dermatological Science” The gene LRRC15 is more active in balding areas of the scalp compared to non-balding areas.
3 citations
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September 2021 in “Data in brief” Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.
January 2014 in “Journal of Pigmentary Disorders” Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.
23 citations
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April 2002 in “Journal of the American Academy of Dermatology” Depigmented hair regrowth after alopecia areata can be permanent.
December 2021 in “International Journal of Research in Dermatology” Female pattern hair loss in Saudi women is linked to low iron and vitamin D levels.
4 citations
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July 2021 in “International Journal of Environmental Research and Public Health” Women who lost hair from childhood head radiation are more likely to face mental health issues than men.
67 citations
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January 1997 in “Lancet” Hirsutism is when women have too much hair growth, often due to a bit more androgen hormones and sensitive skin.
22 citations
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August 1999 in “Experimental Dermatology” Certain drugs can cause early hair growth in mice by affecting the nerves.
10 citations
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August 2012 in “Current Problems in Pediatric and Adolescent Health Care” Hair changes can indicate systemic diseases or medication effects.
16 citations
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January 2013 in “Internal Medicine” Early hair whitening may indicate a higher risk of heart disease in young and middle-aged men.
3 citations
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December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
6 citations
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June 2011 in “British Journal of Dermatology” People with alopecia areata have higher levels of RBP4 protein and antibodies against it.
3 citations
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January 2021 in “Skin appendage disorders” Hair color is not a risk factor for developing alopecia areata.
13 citations
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December 2017 in “Stem cells” Low-dose radiation affects hair stem cell function and survival by changing their genetic material's structure.