34 citations
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October 1982 in “Journal of applied polymer science” This study found that the moisture content of human hair significantly influences the type of fracture under tensile loading, with low or high humidity levels leading to smooth fractures and intermediate humidity resulting in step fractures.
March 2022 in “JAMA Dermatology” In 2021, JAMA Dermatology published significant findings on skin conditions post-COVID vaccination, melanoma surveillance, atopic dermatitis treatments, and confirmed that sun protection does not harm bone health.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
December 1988 in “Anatomia, Histologia, Embryologia” In this study, eight healthy dogs showed hair and skin damage, including hair shaft fractures and skin irritation, after repeated application of Clairol Hair Dye Flaxen Blonde.
November 2020 in “Journal of The American Academy of Dermatology” This paper discusses photobiomodulation therapy for androgenetic alopecia, focusing on the potential differences in efficacy between laser diodes and LEDs, and reports no new clinical results.