20 citations
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January 2015 in “Current problems in dermatology” Hair gets thinner, grayer, and changes texture with age due to genetics, environment, and cellular changes, affecting the growth cycle.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
99 citations
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July 2005 in “Ultramicroscopy” The research improved understanding of hair and skin properties across different ethnicities and conditions.
research Hair
January 1983 in “Elsevier eBooks” Hair grows from living roots, is made of dead keratin, and goes through growth, rest, and shedding stages.
November 2005 in “Nature Reviews Molecular Cell Biology” The protein hairless is important for hair regrowth because it stops the protein wise from blocking the hair cycle.
6 citations
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August 1993 in “Archives of Dermatology” A woman's hair changed to a dry, tangled texture that's hard to comb after treatment with spironolactone, suggesting the medication might cause such hair changes.
12 citations
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February 2011 in “Zenodo (CERN European Organization for Nuclear Research)” Hair properties vary with age and ethnic origin.
July 2025 in “International Journal of Trichology” A 6-year-old boy's leg hair loss was due to friction from sitting cross-legged, and it usually resolves on its own.
July 2024 in “Clinical and Experimental Dermatology” Hair loss patterns in Asian and Black women are unique and may affect treatment.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
2 citations
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August 2019 in “International Journal of Cosmetic Science” Older age and certain lifestyles are linked to thinner, weaker hair, while how you see your hair relates to its thickness.
September 2017 in “Journal of Investigative Dermatology” Aging causes sweat glands to shrink, leading to skin issues, and blue light can help hair grow.
January 2017 in “日本皮膚科学会雑誌” February 1980 in “PubMed” 264 citations
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October 1958 in “Archives of Dermatology” A 4-year-old girl has a rare hair condition causing fragile, short hair.
January 2016 in “Journal of The American Academy of Dermatology” The woman has a type of scarring hair loss with red bumps around hair follicles.
10 citations
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January 1971 in “The American midland naturalist” A simple method can show hair's surface pattern.
January 2021 in “Thieme Medical and Scientific Publishers Private Limited eBooks” August 2018 in “The Molecular Biology Society of Japan” May 2015 in “Journal of the American Academy of Dermatology” New hair after alopecia areata can be thinner and change color but usually keeps the same shape.
Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
1 citations
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January 2014 in “International Journal of Trichology” A patient with a rare hair condition and skin disorder showed hair improvement after treatment.
November 2020 in “The American Pharmacists Association eBooks”
March 2012 in “Journal of The American Academy of Dermatology” Dermoscopy helps diagnose different hair loss conditions, and characteristics vary among ethnicities and individual cases.
12 citations
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November 1987 in “Pediatric dermatology” Four children had unmanageable pale blond hair due to uncombable-hair syndrome.
January 2012 in “Journal of the Dermatology Nurses’ Association” The document explains hair growth, hair loss types, and other hair-related terms.
July 2011 in “Microscopy and microanalysis” Human hair's structure makes it tough and resistant to breaking.
Hair aging leads to color loss and reduced density, and dermatologists are key in treating it to improve quality of life.
January 1996 in “Journal of Investigative Dermatology” 3 citations
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January 2015