74 citations
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September 2006 in “Cell Cycle” The HR protein's role as a repressor is essential for controlling hair growth.
November 2025 in “Communications Biology” Human hair contains many different molecules that change along its length, influenced by personal care products.
51 citations
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April 2020 in “Cells” Special cell particles from macrophages can help hair grow.
July 2019 in “Journal der Deutschen Dermatologischen Gesellschaft” A mother and daughter have a rare genetic hair loss disorder with no effective treatment.
October 2025 in “International Journal of Cosmetic Science” Hair properties vary by ethnicity and environment, affecting surface charge and particle deposition.
March 1983 in “The Journal of the American Dental Association” 2 citations
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January 2022 1 citations
,
January 2020
4 citations
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January 2011 in “Journal of Cosmetics, Dermatological Sciences and Applications” Vitamin B12 may promote hair growth by affecting certain cell processes.
September 1989 in “PubMed” The method allows detailed observation of hair tissue structures.
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.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)” 109 citations
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June 2000 in “Development” Notch pathway activation causes abnormal hair layer development.
September 2025 in “Acta Scientific Pharmaceutical Sciences” Rice water may improve hair strength, shine, and growth, but more research is needed.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
9 citations
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July 2014 in “Skin research and technology” Stretching damages Caucasian hair's structure more easily than Asian hair.
4 citations
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January 2018 in “Indian dermatology online journal” Trichoscopy helped diagnose and cure a child's hair loss caused by a fungal infection.
29 citations
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April 2003 in “Experimental dermatology” Human hair follicles grown in vitro maintain normal keratin patterns and structure.
Curly wool has more orthocortex than straight wool.
22 citations
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May 2012 in “Dermatologic Therapy” Doctors should suggest hair replacement based on personal needs and stress scalp cleanliness to avoid skin problems.
May 2025 in “International Journal of Trichology” Hair Heat Disease is caused by wet, oily hair and friction in hot, humid conditions.
15 citations
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January 1971 in “British Journal of Dermatology” Hair can indicate early signs of metabolic disorders, with issues like protein deficiency stopping hair growth.
February 2022 in “International journal of research in dermatology” The document concludes that proper diagnosis and treatment of hair shaft disorders require understanding their unique causes and avoiding hair-damaging practices.
25 citations
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August 2016 in “Journal of Cosmetic Dermatology” The marine complex supplement significantly improved hair growth in men with thinning hair without adverse effects.
27 citations
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August 2015 in “Experimental Dermatology” Certain electric currents can promote hair growth by activating specific cell pathways.
January 2007 in “Revista del Centro Dermatológico Pascua” Androgenetic alopecia causes hair thinning in women, affecting their quality of life.
Hyaluronic acid in shampoo penetrated hair well, reduced frizz, and improved hair strength and moisture.
May 2026 in “Clinical Cosmetic and Investigational Dermatology” White hair can make the scalp look more visible, which may be mistaken for hair loss.
46 citations
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April 2009 in “Journal of Dermatological Case Reports” Researchers established normal hair and scalp characteristics for healthy women using trichoscopy.