57 citations
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September 2005 in “International Journal of Dermatology” Frequent use of chemical hair relaxants is linked to increased scarring hair loss in Nigerian women.
November 2011 in “Informa Healthcare eBooks” Environmental, chemical, mechanical, and personal health factors can all damage hair and contribute to hair loss or changes in hair quality.
12 citations
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October 2007 in “PubMed” Keratin helps protect and strengthen hair, reducing damage and color fading.
September 2023 in “Ain Shams medical journal” 31% of female high school students in Minia have hair loss from tight hairstyles, which can become permanent if not treated early.
2 citations
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January 2011 Relaxers straighten African hair by breaking down its helical structure using strong bases.