3 citations,
October 1990 in “Journal of the American Academy of Dermatology” Mechanical trauma like towel drying can cause knotted hair even in straight hair.
August 2025 in “Skin Appendage Disorders” Topical minoxidil can help improve hair in trichonodosis.
20 citations,
June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
33 citations,
March 2006 in “Seminars in cutaneous medicine and surgery” The document explains how to identify different hair problems using a microscope.
24 citations,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.