28 citations
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November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
January 2024 in “International Journal of Cosmetic Science” A new method using 1,4-n-butylene dimaleate effectively repairs and strengthens damaged hair.
2 citations
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January 2015 in “Sen'i Gakkaishi” Washing permed hair after using thioglycolic acid helps reform strong bonds, making hair stronger.
November 2001 in “PubMed” Perming, combing, and stretching damage hair by reducing keratin.
1 citations
,
April 2023 in “Langmuir” Damaged hair allows water to penetrate more easily, and fatty acids from shampoos can deposit on hair surfaces.
1 citations
,
January 2015 in “Bulletin of the Russian Academy of Sciences Physics” Hair tissue can help monitor environmental and public health risks.
81 citations
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December 2007 in “Acta materialia” AFM helped show how hair changes under tension and the effects of damage and conditioner.
20 citations
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January 2015 in “Journal of cosmetic dermatology” Older people's hair cuticles get more easily damaged and lose protective oils, especially in their 40s and 50s.
11 citations
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January 1989 Two patients had a unique form of trichothiodystrophy with reduced high-sulfur proteins in their hair.
27 citations
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February 1991 Cuticle damage doesn't affect hair's tensile strength; the cortex is responsible for it.
34 citations
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August 1966 in “Experimental cell research” Keratin fibrils in hair form and stop growing at specific points in the follicle.
Yak hair stretches mainly due to macromolecules slipping past each other.
1 citations
,
January 2018 in “Jornal Brasileiro de Patologia e Medicina Laboratorial” Monilethrix causes brittle hair and hair loss, and it runs in families.
7 citations
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August 2009 in “Applied Mathematics and Mechanics-English Edition” Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.
1 citations
,
July 2024 in “International Journal of Dermatology Venereology and Leprosy Sciences” Cysteine strengthens hair, and glutamine fuels hair growth.
42 citations
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September 1985 in “British Journal of Dermatology” Trichothiodystrophy causes abnormal protein deposits and distortion in hair follicles.
8 citations
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April 2017 in “Journal of The Royal Society Interface” Giant axonal neuropathy changes the structure of keratin in human hair.
3 citations
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April 1978 in “PubMed” The study concludes that traction alopecia, caused by hair styling, can help understand telogen effluvium, a condition of excessive hair loss.
63 citations
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October 2011 in “Archives of Dermatology” Isolated long hairs at the original hairline can help diagnose Frontal Fibrosing Alopecia.
70 citations
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June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
4 citations
,
January 2014 in “Indian dermatology online journal” Monilethrix is a genetic hair disorder causing fragile, beaded hair with no effective treatment.
January 2024 in “Revista del Centro Dermatológico Pascua” Avoiding damage and using specific shampoo and supplements improved the hair condition.
15 citations
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December 1972 in “Journal of Investigative Dermatology”
85 citations
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February 1989 in “Journal of The American Academy of Dermatology” Children with loose anagen hair have easily pluckable hair due to root sheath problems, and it might improve without treatment.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Damaged hair follicle stem cells may leave the skin to help maintain youthfulness.
8 citations
,
January 2008 in “Pediatric dermatology” Hair gels may cause split ends in children.
24 citations
,
January 2018 in “Development” Frizzled 3 and Frizzled 6 together control the orientation of mouse hair follicles.
19 citations
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July 2004 in “Australasian Journal of Dermatology” Her hair grew back normally after she stopped rubbing it.
34 citations
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December 1984 in “Journal of Cutaneous Pathology” Monilethrix hair issues are due to problems in the hair's internodes.
December 2016 in “Experimental and Molecular Pathology” Mus pahari mice have fragile skin due to abnormal collagen and elastin.