April 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
15 citations
,
January 1998 Frequent blow-drying causes cracks and breakage in hair cuticles.
April 2026 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” 35 citations
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September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
1 citations
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January 2026 in “Physical review. D/Physical review. D.” Black holes with primary Proca hair can have unique shadows with inner rings, affecting how we observe them.
43 citations
,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
January 2017 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Sunlight and chemical treatments change hair's internal structure differently, needing specific care.
15 citations
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January 1987 in “Electrophoresis” Human head hair proteins can be typed into eight distinct patterns, useful for genetic and forensic investigations.
March 2025 in “Forum Dermatologicum” Trichoscopy is crucial for accurately diagnosing fibrosing alopecia in pattern distribution.
June 2022 in “Our Dermatology Online” Trichoscopy is essential for early detection and monitoring of female-pattern hair loss.
67 citations
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May 2013 in “Therapeutic drug monitoring” Wait 4-5 weeks after drug use before hair testing and cut hair into three segments to confirm single drug exposure.
September 2025 in “International Journal of Cosmetic Science” Friction causes hair breakage during combing, and fragment count predicts hair strength.
44 citations
,
February 2023 in “Cell” Fingerprints form uniquely before birth due to specific genetic pathways and local signals.
March 2005 in “International Journal of Cosmetic Science” A new method helps understand hair shine and various products improve hair care.
4 citations
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July 2010 in “International Journal of Cosmetic Science” Curved human hair has different structures on its convex and concave sides.
February 2020 in “Oxford University Press eBooks” The alpha-helix was confirmed as a key structure in proteins.
December 2022 in “Skin Pharmacology and Physiology” Special scalp and hair examination techniques can identify hair problems.
Different types of hair loss and gender affect facial heat patterns, which may help diagnose and treat hair loss.
42 citations
,
January 2011 in “Journal of Biomedical Optics” Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.
3 citations
,
May 1964 in “Nature”
July 2011 in “Microscopy and microanalysis” Human hair's structure makes it tough and resistant to breaking.
1 citations
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January 2007 in “中国科学通报:英文版” Women's hair has more sulfur, and black hair has more calcium than white hair.
18 citations
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January 1965 in “Stain Technology” 12 citations
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January 1934 in “Proceedings of the Royal Society of London Series B Containing Papers of a Biological Character” Stretched hair has a similar structure to natural silk, showing hair's elasticity involves reversible changes within its molecules.
December 2021 in “Journal of pharmaceutical research international” Trichoscopic features can help dermatologists distinguish between female pattern hair loss and chronic telogen effluvium.
January 2013 in “Elsevier eBooks” The conclusion is that understanding how patterns form in biology is crucial for advancing research and medical science.
2 citations
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January 2023 in “Skin Appendage Disorders” More research is needed to confirm initial findings on hair loss patterns from chemotherapy.
September 2014 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” OCT can effectively examine and reveal details about human hair and scalp conditions.
September 2021 in “CRC Press eBooks” Fibrosing alopecia in a pattern distribution is a type of hair loss that may often be overlooked, especially in men.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.