April 2025 in “Journal of Cosmetic Dermatology” The AI device accurately grades scalp exfoliation and can help diagnose scalp disorders.
January 2020 in “대한미용학회지” Permanent hair dye reduces sulfur content in both gray and black-brown hair.
January 2004 in “Linchuang pifuke zazhi” Black hairs have more pigment-related genes, while gray hairs have more keratin-related genes.
March 2026 in “Mendeley Data” March 2026 in “Mendeley Data” Gray hair affects hair's movement and appearance, making it less bouncy and more wavy.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
17 citations
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June 2012 in “The Anatolian journal of cardiology” Premature hair graying may be a sign of increased risk for heart disease, indicating biological age is more important than actual age.
January 2012 in “한국미용학회지” Graying hair is caused by changes in gene expression affecting cell functions.
Hair can naturally regain color, and stress might influence greying and its reversal.
17 citations
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February 2011 in “International Journal of Cosmetic Science” Grey hair is wilder, drier, and less manageable than pigmented hair.
210 citations
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May 2006 in “The FASEB journal” Oxidative stress causes hair to gray by damaging and killing pigment cells.
December 2024 in “Indian Dermatology Online Journal” Standard reference values for hair analysis in healthy Indian males were established.
July 1999 in “Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE” Hair analysis can reveal glucose levels in diabetic patients.
January 2017 in “British journal of dermatology/British journal of dermatology, Supplement”
2 citations
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December 2018 in “International Journal of Dermatology” New grading scale accurately measures hair loss severity and treatment effectiveness.
1 citations
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February 2018 in “The Journal of Sexual Medicine” Ultrasound shows 96% of young men with erectile dysfunction after using finasteride have abnormal penile tissue.
April 2026 in “Cosmetics” The shampoo effectively covers gray hair gradually and maintains color after multiple washes.
The digital system for measuring melasma shows promise but needs more development for better accuracy and automation.
61 citations
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October 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” The document concludes that accurate diagnosis is crucial for effectively treating common scalp disorders, which often have similar symptoms.
2 citations
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January 2018 The document reports the 19th global case of a rare skin condition in a patient from Colombia.
1 citations
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November 2022 in “International journal of trichology” A woman's premature gray hair turned mostly black again after using Greyverse solution and hair supplements for 5 months.
August 2024 in “Journal of the National Medical Association” ChatGPT is more accurate at diagnosing hair disorders in lighter skin tones than darker ones.
10 citations
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January 2012 in “Journal of biomedical optics” Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
5 citations
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January 2018 in “Skin Research and Technology” TrichoScan needs optimization as it underestimated hair density by 38.9% compared to manual counting.
June 2025 in “Clinical Cosmetic and Investigational Dermatology” Gray hair can potentially be managed or reversed with treatments that boost melanin production and address nutritional deficiencies.
January 2026 in “International Journal of Cosmetic Science” Hair vibrancy involves how hair looks and feels, helping create better hair products.
20 citations
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January 2015 in “Polish Journal of Pathology” Reflectance confocal microscopy is a useful, non-invasive tool for diagnosing some skin diseases, with potential for future improvements.
February 2021 in “Endocrinology, diabetes & metabolism case reports” A postmenopausal woman's excessive hair growth and hair loss were due to a non-cancerous ovarian condition, treated successfully with surgery.
January 2026 in “Pattern Recognition” The new method improves accuracy in segmenting scalp tissue layers.