356 citations
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December 1986 in “The journal of cell biology/The Journal of cell biology” Hair and nail cells share similar proteins, indicating a common differentiation pathway.
20 citations
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January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
15 citations
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January 1998 Frequent blow-drying causes cracks and breakage in hair cuticles.
10 citations
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November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
8 citations
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March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.