September 1984 in “Journal of Biological Education” Human hair growth involves active, resting, and intermediate phases, and examining plucked hairs can teach students about hair biology and diseases.
161 citations
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July 2003 in “ACM Transactions on Graphics” Researchers developed a new model for more realistic computer graphics rendering of hair by considering how light scatters on hair fibers.
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.
September 2021 in “CRC Press eBooks” Alopecia areata incognita causes sudden hair thinning, responds well to steroids, and is more common in those with genetic hair loss conditions.
115 citations
,
September 2005 in “International Journal of Dermatology” Different ethnic groups have unique hair growth patterns, with African hair growing slower and less dense, Asian hair growing fast but sparse, and Caucasian hair being densest; men are more likely to experience hair loss than women.
April 2012 in “Informa Healthcare eBooks” Telogen effluvium is a condition that causes temporary hair loss.
June 2016 in “Experimental Dermatology” Changing hair follicle identity could potentially reverse balding.
23 citations
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April 2002 in “Journal of the American Academy of Dermatology” Depigmented hair regrowth after alopecia areata can be permanent.
14 citations
,
January 1988 1 citations
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April 1990 in “PubMed” Alopecia areata causes unpredictable hair loss and is hard to treat.
October 2018 in “Deep Blue (University of Michigan)” Hair follicle development involves specific cells and genes, crucial for understanding severe skin diseases like harlequin ichthyosis.
2 citations
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August 1994 in “Archives of dermatology” A 19-month-old boy with a rare hair disorder showed mild improvement with treatment, but his family chose gentle hair care due to limited success.
July 2012 in “British Journal of Dermatology” Women generally want more hair volume, which becomes a concern around menopause due to hair loss.
1 citations
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May 2013 in “PubMed” The document concludes that female pattern baldness involves hair thinning, is classified differently than in men, and is assessed using the Ludwig classification. It also explains the hair growth cycle stages.
4 citations
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July 2022 in “International Journal of Cosmetic Science” Hair moisture behavior helps tell apart different chemical treatments and reveals insights into hair structure.
May 2023 in “Accounts of chemical research” New methods can better classify curly hair types and lead to improved hair care products.
87 citations
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July 2009 in “The journal of investigative dermatology/Journal of investigative dermatology” Human beard hair medulla contains a unique and complex mix of keratins not found in other human tissues.
70 citations
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January 2009 in “Indian Journal of Dermatology, Venereology and Leprology” To manage hair loss in adult women, find the cause and treat it accordingly.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
12 citations
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April 1960 in “The anatomical record” X-ray exposure affects developing hair follicles.
February 2025 in “Plastic and Aesthetic Research” Minoxidil and finasteride effectively promote hair regrowth within 3 months.
February 2021 in “PubMed” A 2-year-old girl had a hair disorder not shared by her identical twin.
2 citations
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October 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” Lemur hair color and density vary by environment, supporting theories on primate hair evolution.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
1 citations
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May 1965 in “Medical Clinics of North America” Hair growth dysfunction involves various conditions with limited treatment options.
11 citations
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March 2001 in “Clinics in Dermatology” Hair microscopy is useful for diagnosing hair disorders, but clear definitions are needed for accurate genetic analysis.
22 citations
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April 2015 in “Current problems in dermatology” Human hair follicles have a unique metabolism that changes between growth stages and may contribute to baldness.
117 citations
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August 2005 in “Ultramicroscopy” Human hair's strength and flexibility vary by ethnicity, damage, and treatment.
20 citations
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July 2010 in “Skin Research and Technology” Aging makes hair thinner and rougher, with less clear edges.
1 citations
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January 2007 in “AIP conference proceedings” High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.