Cross-section trichometry is an accurate method to measure hair loss and growth.
August 2024 in “Journal of the Korean Society of Cosmetology” Wild peach leaf extract improves hair strength, thickness, and shine after dyeing.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
September 2014 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” OCT can effectively examine and reveal details about human hair and scalp conditions.
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.
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.
27 citations
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September 1988 in “PubMed” Hair follicle shape determines hair type: curly, straight, or in-between.
2 citations
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May 2002 in “Clinics in Dermatology” Ethnic differences in hair and skin are significant and under-researched, requiring tailored dermatologic treatments and more study.
April 2016 in “Journal of the American Academy of Dermatology” A 4-year-old girl had a rare hair disorder affecting only part of her scalp.
6 citations
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April 2005 in “Journal of dermatological science” The study found nine new hair protein genes in human hair follicles.
April 2023 in “Han'gug miyong haghoeji/Journal of the Korean society of cosmetology” Direct heat perms cause more damage to hair than softening heat perms.
34 citations
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August 1966 in “Experimental cell research” Keratin fibrils in hair form and stop growing at specific points in the follicle.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
February 2013 in “Journal of the American Academy of Dermatology” Certain gene variations may increase the risk of alopecia, and platelet-rich plasma treatment can improve hair density in those with hair loss; a rare case of facial Becker's nevus was linked to uneven beard growth.
18 citations
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November 2016 in “Journal of Oral and Maxillofacial Surgery” Platelet-Rich Plasma (PRP) treatment can potentially increase hair density and quality in people with hair loss, but more research is needed to confirm its effectiveness.
1 citations
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December 2017 in “Journal of clinical and investigative dermatology” Platelet-Rich Plasma (PRP) treatment can significantly increase hair count and thickness in people with Androgenetic Alopecia (AGA) with minimal side effects.
May 2015 in “Hair transplant forum international” The article concludes that PRP might help with hair loss, but more detailed research is necessary.
May 2014 in “Hair transplant forum international” Scalp tools, tracking progress, targeting scalp inflammation, and avoiding certain hair treatments can improve female hair loss treatment.
7 citations
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June 2018 in “Journal of the American Academy of Dermatology” The document suggests finding a simpler, cheaper way to diagnose Uncombable Hair Syndrome.
May 2025 in “International Journal of Trichology” Trichoscopic evaluation is important for assessing hair loss in women.
12 citations
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October 1947 in “Journal of the Society of Dyers and Colourists” Mercuric acetate makes wool unshrinkable by changing its elastic properties.
16 citations
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October 1992 in “Journal of cutaneous pathology” Bubble hair deformity may be caused by hair shaft trauma and can improve with gentle hair care.
101 citations
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July 1985 in “Journal of the American Academy of Dermatology” Biotin improved hair growth and combability in one child with uncombable hair syndrome.
February 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” Rodent spiny hair traits are due to genetic factors other than the Edar gene.
February 2013 in “Journal of the American Academy of Dermatology” Uncombable hair syndrome causes dry, frizzy hair that can't be combed flat, seen in a young child.
1 citations
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October 2012 in “The Journal of Dermatology” A Korean girl developed kinky hair without known cause or effective treatment.
2 citations
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March 1977 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Defective mink guard hairs have split tips and missing cuticle cells, causing a metallic sheen.
January 2023 in “Indian Dermatology Online Journal” Uncombable hair syndrome is linked to Zellweger syndrome.
October 2014 in “Springer eBooks” Rabbit hair fibers are similar to wool and have a hollow center like feathers.
10 citations
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January 1980 in “Ultrastructural pathology” Green hair has high copper levels due to contaminated water and damaged hair cuticles.