10 citations
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September 2020 in “Biopolymers” Hair's structure and properties change with pH; acidic pH maintains strength and less swelling, while alkaline pH increases water content and swelling.
February 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Use heat protection and proper techniques to prevent hair damage from styling.
February 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Use heat protection and proper techniques to prevent hair damage from styling.
February 2026 in “Journal of the Korean Society of Cosmetology” Silicone oil viscosity affects hair curling and damage during treatments.
5 citations
,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
23 citations
,
June 1993 in “PubMed” Medication 1 improved hair quality and growth more effectively than medication 2 and the placebo.
April 2015 in “The FASEB Journal” Nitrogen mustard causes DNA damage and structural changes in mouse skin hair follicles, but some recovery occurs after 5 days.
February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
4 citations
,
August 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.
14 citations
,
March 2014 in “Experimental and Molecular Pathology” Sulfur mustard damages hair follicles and sebaceous glands in mice.
May 2026 in “International Journal of Cosmetic Science” UV radiation damages hair similar to bleaching, but double bleaching causes more severe protein degradation.
February 2024 in “Medicina” AFM can diagnose hair disorders by revealing detailed hair surface changes.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
June 2017 in “University of the Arts London Research Online (University of the Arts London)” Polymers help reduce damage and improve bleached hair when used during or after bleaching.
September 2023 in “Journal of Natural Fibers” Drying hair with a microfiber towel better maintains hair strength and structure than using a cotton towel or blow-drier.
22 citations
,
July 2004 in “International Journal of Cosmetic Science” UV radiation and visible light can damage hair, but there are ways to protect it.
1 citations
,
January 2012 in “Elsevier eBooks” The document concludes that the skin is a complex organ providing protection, sensation, and healing, with challenges in treating conditions like itchiness.
September 2025 in “Sahel Journal of Life Sciences FUDMA” Chemical hair straighteners can severely damage hair and scalp with repeated use.
66 citations
,
September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
20 citations
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June 2012 in “British Journal of Dermatology” Bleaching hair damages protein structure, especially keratin, leading to weakened hair.
11 citations
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May 2016 in “PubMed” New imaging and testing methods can effectively assess hair shape changes and damage.
1 citations
,
March 2024 in “International journal of molecular sciences” Radiation therapy damages skin structure and immune function, causing inflammation and potential hair loss.
May 2016 in “Research opinions in animal & veterinary sciences” Maternal aspartame consumption during pregnancy leads to skin damage and higher apoptosis in newborn rat offspring.
May 2026 in “International Journal of Cosmetic Science” Ozonated water damages hair structure and proteins.
2 citations
,
January 1981 High temperatures and certain chemicals can significantly change the amino acid content in human hair.
106 citations
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June 2005 in “Journal of Investigative Dermatology” The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
June 2023 in “Medeniyet medical journal” People with alopecia areata have similar retinal structures but thicker choroidal regions compared to those without the condition.
70 citations
,
June 1998 in “Polymer” Permanent waving damages hair by disrupting its keratin structure.
November 2025 in “Cosmetics” Rice germ oil improves hair health, but adding ferulic acid offers limited benefits and may worsen chemically damaged hair.
15 citations
,
July 2002 in “Clinical and Experimental Dermatology” Hair microscopy is useful for diagnosing certain hair loss conditions but has limitations and must be interpreted carefully.