The new method can tell how hair fibers react to moisture after treatments.
13 citations
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March 2020 in “Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy” Alopecic hair has more irregular structures and chemical changes than normal hair, reducing its strength.
July 2009 in “International Journal of Cosmetic Science” Japanese women's curved hair has an uneven internal structure and varied amino acid composition.
25 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Phototrichogram and hair diameter measurements are effective, noninvasive ways to assess hair growth and detect early hair loss, with the most common pattern being reduced hair density.
4 citations
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June 1990 in “PubMed” Hair protein differences help identify species and individuals in forensic science.
20 citations
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October 1995 in “Biochimica et Biophysica Acta (BBA) - Gene Structure and Expression” hHb1, hHb3, and hHb6 mRNAs start expressing at the same time in hair follicles.
July 2022 in “Zenodo (CERN European Organization for Nuclear Research)” July 2022 in “Zenodo (CERN European Organization for Nuclear Research)” January 2012 in “Jounal of The Korean Society of cosmetology” Applying conditioner mid-treatment reduces hair damage during perms.
1 citations
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January 1987 in “Journal of Society of Cosmetic Chemists of Japan” The method accurately measures hair damage and strength, revealing effects of cosmetics and metal correlations.
63 citations
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October 1972 in “British Journal of Dermatology” Women with thinning hair have thinner hair strands than women without hair loss.
85 citations
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October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
36 citations
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December 2016 in “Journal of The American Academy of Dermatology” The normal range for the hair pull test is 2 hairs or fewer, and washing or brushing hair before the test does not affect the results.
April 2020 in “International Journal of Cosmetic Science” The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
8 citations
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February 2018 in “European journal of oncology nursing” The Hair Check tool can measure hair loss, but patients' own reports are more reliable for assessing hair loss during chemotherapy.
6 citations
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January 1989 Synthetic hair implants can be used to cover small bald spots.
20 citations
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October 1996 in “Journal of the American Academy of Dermatology” 51 citations
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March 1990 in “Journal of Investigative Dermatology”
7 citations
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September 2014 in “European Journal of Dermatology” Thicker hair grows faster; hair loss patients have slower growth.
June 2023 in “Zenodo (CERN European Organization for Nuclear Research)”
June 1996 in “The American Journal of Cosmetic Surgery” The hair restoration technique discussed is a costly, temporary method similar to hair weaving, not well-supported by scientific data, and can have severe complications.
2 citations
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March 2010 in “Plastic & Reconstructive Surgery” A simple, safe, and cost-effective method using adhesive drapes effectively removes hair from scalp grafts, reducing infection risk.
January 2000 in “Optics Letters” Laser treatment can inhibit hair growth and different hair colors reach different temperatures when lasered.
2 citations
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December 1999 in “Dermatologic Surgery” Achieving original hair density with transplants is unrealistic; skilled practitioners are essential for the best results.
September 2018 in “Cosmetics” Inositol and arginine solutions improve hair follicle health and turnover.
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.