36 citations
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November 1990 in “The Journal of Dermatology” Dermal papillae enhance hair follicle growth and structure.
1 citations
,
January 2013 in “International Journal of Trichology” A girl with red hair developed hair-pulling and body image disorders after being bullied for her hair color.
September 2023 in “Cutis” A baby girl has a hair disorder called monilethrix, causing fragile hair that may improve over time.
31 citations
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December 2010 in “Journal of the American Academy of Dermatology” Loose anagen hair syndrome is caused by structural abnormalities in the hair follicle's inner root sheath.
Chemical treatments weaken hair's thermal stability and structure.
43 citations
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July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
49 citations
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January 1972 in “Biochimica et Biophysica Acta (BBA) - Protein Structure” 4 citations
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May 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
9 citations
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February 2016 in “Anatomical Science International” Hair proteins change location and structure as hair cells mature.
January 2013 in “Wool textile journal” 65 citations
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September 2014 in “BMC genomics” Different hair types in mammals are linked to variations in specific protein genes, with changes influenced by their living environments.
14 citations
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August 2006 in “Clinical and Experimental Dermatology” A girl with no hair neglect developed plica neuropathica in the hospital, lost all her hair, but it grew back.
2 citations
,
January 2019 in “American Journal of Applied Chemistry” Castor oil is suitable for use in hair care products.
25 citations
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May 2019 in “Heliyon” Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.
December 2020 in “International journal of research in ayurveda and pharmacy” Eating well and avoiding synthetic hair products are key for healthy hair.
May 2024 in “Frontiers in medicine” A genetic mutation in the LIPH gene causes tightly curled hair that stops growing in some Japanese individuals.
61 citations
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April 1980 in “Journal of the American Academy of Dermatology” A new syndrome may link skin, growth, mental, and hair issues.
42 citations
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December 2018 in “International Journal of Phytocosmetics and Natural Ingredients” Olive and Brazil nut oils improve hair strength, shine, and softness better than silicone.
December 1978 in “Indian Journal of Otolaryngology and Head & Neck Surgery”
The conclusion cannot be provided because the document is not accessible.
February 2022 in “Cosmetic Dermatology” Permanent hair waving uses chemicals to create long-lasting curls.
June 2026 in “arXiv (Cornell University)” Hair beds in fluid show nonlinear response due to viscosity, inertia, and elasticity.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
1 citations
,
May 1983 in “Acta dermato-venereologica” The hairpiece matted due to weathered hair after shampooing.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
15 citations
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January 1988 Hair follicles have unique proteins that vary by species and are influenced by nutrition.
2 citations
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January 2022 1 citations
,
January 2020 41 citations
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January 2001 in “Journal of Investigative Dermatology”
Coconut oil penetrates hair and reduces protein loss, while mineral oil adds shine; choose oils based on desired effects for healthy hair.