January 1999 in “대한피부과학회지” Trichotillomania is more common in young females and often linked to stress and psychiatric conditions, with hair loss and increased catagen hair observed.
November 2014 in “Zurich Open Repository and Archive (University of Zurich)” 1 citations
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January 2026 in “Journal of the European Academy of Dermatology and Venereology” Vermeer likely omitted eyebrows for style, not due to hair loss.
June 2001 in “European Journal of Dermatology” A 54-year-old woman experienced progressive hair loss starting in adolescence, leading to sparse scalp hair and almost no eyebrows or eyelashes.
6 citations
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June 1981 in “PubMed” Whisker hair in young people might predict severe future hair loss.
January 2024 in “Revista del Centro Dermatológico Pascua” Avoiding damage and using specific shampoo and supplements improved the hair condition.
9 citations
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April 2020 in “Journal of dermatology” A person with a specific gene mutation had extra teeth, unique jaw and hair features not seen before in this condition.
8 citations
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January 2020 Alopecia areata causes patchy hair loss, and certain hair features can suggest its presence.
January 2025 in “ARC Journal of Dermatology” September 2023 in “Zenodo (CERN European Organization for Nuclear Research)” September 2025 in “British Journal of Dermatology”
January 2023 in “Skin appendage disorders” Hair restoration surgery can change the appearance of hair when examined with a special magnifying tool.
18 citations
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September 1994 in “Clinical and Experimental Dermatology” Localized trichorrhexis nodosa is a hair condition where hair becomes fragile and breaks easily due to damage.
20 citations
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October 2005 in “Archives of Dermatological Research” January 2026 in “Biomaterials”
November 2017 in “Pediatrics in Review” A 4-year-old girl with hair loss was diagnosed with early-onset trichotillomania and improved with behavioral interventions.
21 citations
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January 2010 in “International journal of trichology” Trichoscopy can diagnose monilethrix, a genetic hair defect causing hair thinning and loss.
23 citations
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July 1994 in “Journal of Dermatological Science” Pili torti hair twists due to uneven outer root sheath cell development.
April 2023 in “Our Dermatology Online” Trichoscopy is effective in diagnosing trichotillomania by showing specific hair patterns.
38 citations
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October 2011 in “Analytical biochemistry” Hair proteins have weak spots in their α-helical segments.
May 2023 in “Elsevier eBooks” February 1980 in “PubMed” July 2025 in “Research Square” January 2000 in “Medical Entomology and Zoology” October 2025 in “Journal of Investigative Dermatology” Hair follicle dermal stem cells help control hair growth timing by regulating signals at the hair germ–dermal papilla interface.
1 citations
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April 2023 in “Langmuir” Damaged hair allows water to penetrate more easily, and fatty acids from shampoos can deposit on hair surfaces.
3 citations
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March 2023 in “Annals of the New York Academy of Sciences” Mutations in claudin-1 and claudin-3 cause hair loss in baby mice.
14 citations
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February 2018 in “Psychoneuroendocrinology” Mice lacking steroid 5α-reductase 2 show less aggression and better impulse control.
October 2023 in “Asian journal of pharmaceutical and clinical research” Standardized data is essential for diagnosing scalp and hair conditions in males.