9 citations
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March 2005 in “International Journal of Cosmetic Science” The torsional method effectively evaluates hair damage and the performance of hair care ingredients.
129 citations
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January 2009 in “International Journal of Trichology” Trichoscopy can diagnose female hair loss with high accuracy by looking for specific patterns in hair and scalp appearance.
17 citations
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August 1979 in “Journal of The American Academy of Dermatology” A new staining method helps tell growing from resting hairs to diagnose hair loss.
January 2024 in “Biomaterials Research” The new 3D system helps test hair growth treatments effectively.
61 citations
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April 2023 in “Advanced Materials” The new electrode improves long-term monitoring on hairy skin by reducing motion issues and is easy to use.
January 2006 in “Dianzi xianwei xuebao” Netherton syndrome causes specific skin and hair changes that help in early diagnosis.
17 citations
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June 1990 in “PubMed” Hair varies in size and features depending on body region.
20 citations
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December 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Researchers created a fast, accurate computer program to measure hair loss in alopecia areata patients.
3 citations
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November 2019 in “The American Journal of Dermatopathology” Widened sweat ducts are a very specific sign of scarring hair loss.
22 citations
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April 1972 in “Journal of Steroid Biochemistry” Beard hair follicles convert testosterone to 5α-dihydrotestosterone most intensively.
11 citations
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December 2002 in “Controlled Clinical Trials” Simple methods using DHT levels effectively assess compliance.
April 2024 in “Diagnostics” Most orthodontic patients with missing teeth also have hair disorders.
December 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Redheaded people have higher levels of a vitamin D precursor, suggesting red hair may be an adaptation for better vitamin D synthesis in areas with less sunlight.
38 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Accurate clinical, histological, and genetic methods are key for understanding and treating hair disorders.
15 citations
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January 1971 in “British Journal of Dermatology” Hair can indicate early signs of metabolic disorders, with issues like protein deficiency stopping hair growth.
1 citations
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October 2020 Hair can reliably measure average estradiol levels over months in humans and monkeys.
489 citations
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June 2005 in “The FASEB Journal” Human hair follicles can produce cortisol like the body's stress response system.
4 citations
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September 2012 in “Journal of dermatological science” The hair follicle's connective tissue is a key source of a certain collagen in human scalp skin.
April 2023 in “Journal of Investigative Dermatology” 3D ultrasound can detect hair follicle changes and disease phases in alopecia areata.
January 2008 in “HAL (Le Centre pour la Communication Scientifique Directe)” The mutant HR bmh protein affects hair follicle formation by failing to repress vitamin D receptor activity.
45 citations
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June 2008 in “Journal of pharmaceutical and biomedical analysis” The method effectively identifies banned substances in hair loss and skin disease cosmetics.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
September 2024 in “Journal of the American Academy of Dermatology” PRO-C22 can help diagnose and monitor the severity of hidradenitis suppurativa.
4 citations
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November 2020 in “Journal of Investigative Dermatology Symposium Proceedings” The Brigham Eyebrow Tool for Alopecia is a simple and reliable way to measure eyebrow hair loss.
15 citations
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February 2003 in “British Journal of Dermatology” The study suggests computer-assisted analysis of scalp biopsies could improve hair loss diagnosis but needs more validation.
44 citations
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November 2016 in “Journal of The American Academy of Dermatology” The updated SALT II tool offers a more precise way to measure scalp hair loss.
12 citations
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January 2016 in “Journal of Clinical and Investigative Dermatology” Low vitamin D levels are common in people with Alopecia Areata.
January 2025 in “International Journal of Dermatology” Afro-textured hair in indigenous South Africans has lower density and unique features, needing specific evaluation standards.
2 citations
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January 2010 Hair density is better measured by counting hairs over 40 microns thick.
4 citations
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January 2019 in “PubMed” Patterned hair loss in women is linked to hormonal imbalances and biochemical changes, and should be evaluated for underlying health issues.