16 citations
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April 2000 in “Contact dermatitis” A man developed severe skin reactions after using a treatment for hair loss.
Hair ages by graying and thinning, treatable with medications, transplants, or hair dye.
October 2015 in “Cosmetic Dermatology” Hair straightening changes hair structure and can cause damage if done wrong, but improvements in the methods are expected to continue.
February 2016 in “Seoul National University Open Repository (Seoul National University)” Photodynamic therapy can temporarily remove nonpigmented hair but is less effective than lasers for black hair.
9 citations
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January 1981 Nucleophilic reagents break down hair keratin, forming more lanthionine and lysinoalanine than in wool.
6 citations
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May 2003 in “PubMed” Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
August 1994 in “Journal of Dermatological Science” 27 citations
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January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
July 2023 in “European Journal of Medical and Health Research” Using bond-protecting additives with low-volume oxidants can safely lighten fine hair with less damage.
Researchers developed a method to identify and measure different animal hair fibers in textiles, successfully distinguishing materials like cashmere from cheaper fibers.