1 citations
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December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
8 citations
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February 2017 in “Archives of Dermatological Research” Intense pulsed light treatment effectively reduces underarm hair by making hair follicles smaller and extending their resting phase.
3 citations
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November 2010 in “The Journal of Dermatology” A giant blue nevus on the scalp can cause hair loss and may damage underlying structures.
3 citations
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April 2012 in “Bioinformation” Two specific SNPs in the TRPS1 gene cause excessive hair growth by altering the protein's structure.
May 2026 in “Brazilian Journal of Hair Health” Bleaching damages hair the most, while dyes improve combability but still cause protein loss.
February 2019 in “PubMed” The research found that twisting hair fibers can show changes in stiffness and damage, and help tell apart different hair treatments.
June 2025 in “Cancer Management and Research” Improving hair health and managing conditions can enhance scalp cooling effectiveness in preventing hair loss during chemotherapy.
18 citations
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October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” SELP::KP improves hair strength, elasticity, and health, making it a promising hair cosmetic.
Chemical treatments weaken hair's thermal stability and structure.
April 2023 in “CRC Press eBooks” Hair care products mainly work on the hair's surface and need professional guidance for use.
1 citations
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October 2025 in “Journal of Visualized Experiments” The method creates skin organoids with hair follicles for research on skin conditions and treatments.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Bleaching and UV exposure significantly damage hair.
November 2023 in “Cosmetics” Rice derivatives in conditioners protect and improve hair health.
3 citations
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August 2008 in “PubMed” Repeated digital perming with sodium thioglycolate lotion significantly damages hair protein and structure.
9 citations
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April 2016 in “Cutaneous and ocular toxicology” Alpha Lipoic Acid helps protect skin from smoking damage.
January 2012 in “Elsevier eBooks” New treatments for skin and hair repair show promise, but further improvements are needed.
1 citations
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November 2023 in “Cosmetics” Surfactants damage hair, but sealing the cuticle can prevent this.
September 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” 7DHC and BM15766 damage hair follicle structure and reduce key gene expression.
3 citations
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January 2002 in “Actas Dermo-Sifiliográficas” Excessive minoxidil use can damage hair structure.
January 2024 in “Uttar Pradesh journal of zoology” Chemical treatments severely damage hair cuticles, especially in previously treated hair.
December 2025 in “Biopolymers” Heat worsens damage in chemically treated hair, especially bleached and straightened hair.
January 2024 in “Journal of tissue engineering” Sunlight exposure damages hair follicles, but certain stem cell-derived particles can reduce this damage and help with hair regeneration.
23 citations
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August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
166 citations
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November 2008 in “Expert Review of Endocrinology & Metabolism” Biotin and biotinidase are essential to prevent health issues, and deficiencies require lifelong supplementation.
82 citations
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March 2012 in “Development” Drosha and Dicer are essential for hair follicle health and preventing DNA damage in skin cells.
9 citations
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January 2017 in “Elsevier eBooks” Skin's epithelial stem cells are crucial for repair and maintenance, and understanding them could improve treatments for skin problems.
1 citations
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June 2023 in “Acta veterinaria” Maternal hypothyroidism harms skin development in rat offspring.
13 citations
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January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.