97 citations
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January 2005 in “Wear” Human hair and skin friction vary by ethnicity, hair type, and environmental conditions.
9 citations
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August 2016 in “Dermatology Online Journal” Friction from socks or shoes can cause long-lasting hair loss on lower legs.
1 citations
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November 2023 in “Indian Dermatology Online Journal” Severe itching from shingles can cause hair loss due to rubbing.
Treating hair with 1M sodium hydroxide increases its friction, making it better for small medical knots.
July 2025 in “International Journal of Trichology” A 6-year-old boy's leg hair loss was due to friction from sitting cross-legged, and it usually resolves on its own.