January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
November 2017 in “Koubunshi rombunshuu/Kōbunshi ronbunshū” Hematin in shampoo helps repair and straighten damaged hair.
1 citations
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January 2022 in “Electronic Imaging” A new method accurately captures and renders hair color for virtual reality and hair dye use.
3 citations
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May 2020 in “Annals of the Academy of Medicine Singapore” Hair dye can cause serious scalp issues, including skull erosion.
53 citations
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November 1997 in “Journal of Forensic Sciences” Darker hair in guinea pigs holds more codeine than lighter hair.
February 2013 in “Journal of the American Academy of Dermatology” Iron supplements may reverse premature hair graying caused by iron deficiency.
Copper levels in green hair decreased significantly after treatment.
January 2024 in “International Journal of Herbal Medicine” Melanin is important for hair color, health, and UV protection.
7 citations
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January 1995 Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.
Hair fibers degrade and change color in very basic water.
23 citations
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November 2007 in “Actas Dermo-Sifiliográficas” Thyroid hormone (T3) may reverse gray hair by stimulating hair growth.
23 citations
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August 2017 in “Scientific Reports” Darker hair may lead to higher cortisol readings, suggesting a need to adjust for hair color in studies.
4 citations
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January 2016 in “Annals of dermatology/Annals of Dermatology” Iron supplements can restore normal hair color in cases of premature graying linked to iron deficiency.
8 citations
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May 2012 in “Clinical and Experimental Dermatology” An 82-year-old woman's hair turned white suddenly, likely due to a rare form of alopecia that targets pigmented hair.
20 citations
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June 2011 in “ISRN Dermatology (Print)” A woman lost most of her hair due to an allergic reaction to a hair dye ingredient.
December 2021 in “Cosmetics” September 1941 in “The Science News-Letter”
14 citations
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December 2013 in “Anais Brasileiros De Dermatologia” A woman with long-term scalp psoriasis developed rare scarring hair loss that didn't fully respond to treatments.
13 citations
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October 2012 in “Free Radicals and Antioxidants” The red Hibiscus rosa-sinensis flower has the highest antioxidant activity.
12 citations
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November 1945 in “Archives of dermatology” Transplanted skin on hooded rats often grows white hair instead of black.
11 citations
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August 2010 in “Pediatric dermatology” Tacalcitol cream effectively and safely treated a rare skin condition called Lichen Spinulosus in two cases.
10 citations
,
October 2015 in “Journal of the International Association of Providers of AIDS Care” A woman with HIV had a severe skin condition that improved with antiretroviral therapy.
10 citations
,
August 2012 in “Current Problems in Pediatric and Adolescent Health Care” Hair changes can indicate systemic diseases or medication effects.
3 citations
,
April 2016 in “International Journal of Dermatology” A young man was diagnosed with trichoepitheliomas, causing thick skin and hair loss.
3 citations
,
May 2013 in “Pediatric Dermatology” A newborn girl had a rare case of salivary gland tissue on her chest, which was safely removed.
1 citations
,
November 2020 in “Journal of Cosmetic Dermatology” A man got unusual crescent-shaped cuts from a laser tattoo removal due to a laser technical issue, but healed without scars.
1 citations
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March 2004 in “Journal of the American Academy of Dermatology” ZD1839, a cancer drug, can cause mild skin rashes that are treatable without stopping the medication.
Steatocystomas are harmless skin cysts that can vary in size and may sometimes cause itching or pain.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
Fractional CO2 laser is more effective and safer than steroid injections for treating alopecia areata.