97 citations
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January 2005 in “Wear” In this study, the researchers measured and discussed the friction and wear properties of various hair types against synthetic skin and other hair, finding variations based on factors like ethnicity, hair condition, and environmental conditions.
9 citations
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August 2016 in “Dermatology Online Journal” This study reports that acquired frictional alopecia of the lower legs, often caused by socks or footwear, is a non-scarring condition that may be more common than previously thought.
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November 2023 in “Indian Dermatology Online Journal” This case report describes post herpetic itch leading to frictional alopecia of the eyebrows and scalp due to frequent rubbing caused by neuropathic itch.
In this study, the relaxed overhand knot method demonstrated its effectiveness in measuring the self-friction coefficient of single hair fibers, revealing that sodium hydroxide treatment significantly increases friction and could aid microsurgical applications.
July 2025 in “International Journal of Trichology” This case study reported on a 6-year-old boy with frictional alopecia in the lower limbs, likely linked to his habit of cross-legged sitting and occasional rubbing, highlighting the condition's rarity in pediatric cases and emphasizing the need for further research in this age group.