January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
43 citations,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
3 citations,
January 2015 in “Mathematical problems in engineering” Hair damage increases significantly with higher temperatures and longer heating times.
October 2024 in “Acta Biomaterialia” Collagen makes skin stiff, and preservation methods greatly increase tissue stiffness.