July 2023 in “Photobiomodulation, photomedicine, and laser surgery” Photobiomodulation increased hair count in men with hair loss after 5 weeks, with no further increase after 10 weeks.
March 2026 in “Pakistan Armed Forces Medical Journal” Trichoscopy is useful for diagnosing and assessing androgenetic alopecia severity.
13 citations
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January 1985 in “International Journal of Dermatology” The document found differences in lesion distribution and microscopic features among trichostasis spinulosa and similar skin conditions.
75 citations
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January 1980 in “Journal of Investigative Dermatology” 2 citations
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January 2012 Androgenetic alopecia is the only hair loss condition with specific diagnostic criteria in trichoscopy.
COVID-19 can cause significant hair loss.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.
October 2022 in “Journal of advances in medicine and medical research” Low-level laser therapy combined with NB-UVB is a safe and potentially effective treatment for stable vitiligo.
96 citations
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January 2013 in “International Journal of Trichology” Trichoscopy is a useful, non-invasive way to diagnose different types of hair loss.
November 2021 in “Zenodo (CERN European Organization for Nuclear Research)” Understanding the 2D:4D digit ratio in vitiligo patients may help in clinical assessments.
5 citations
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January 2015 in “Skin appendage disorders” Colored hair-thickening fibers can help hide hair loss in some people with Epidermolysis Bullosa but may cause scalp irritation.
Researchers developed a method to identify and measure different animal hair fibers in textiles, successfully distinguishing materials like cashmere from cheaper fibers.
December 2023 in “Materials Today Sustainability” Scientists made glow-in-the-dark dots from human hair that can detect iron, prevent counterfeiting, and reveal fingerprints.
June 2025 in “British Journal of Dermatology” Segmented hair color changes can indicate active alopecia areata.
13 citations
,
March 2020 in “Frontiers in cell and developmental biology” A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
May 2025 in “Journal of Photochemistry and Photobiology B Biology” Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.
5 citations
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August 2005 in “Anatomy and Embryology” Rat skin has a linear system of nerve fibers linked to hair follicles and muscles.
10 citations
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February 2022 in “JEADV Clinical Practice” Dermoscopy helps diagnose and classify rosacea by revealing key features.
2 citations
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August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
November 2022 in “Skin Appendage Disorders” PT-20 did not significantly improve gray hair repigmentation.
10 citations
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September 1994 in “International Journal of Dermatology” Three Iranian men had reddish-brown facial pigmentation with no effective treatment.
January 2024 in “Editora Científica Digital eBooks” Fotobiomodulação uses light to help heal tissues and reduce inflammation.
January 2025 in “International Journal of Dermatology” Better diagnostic tools and treatment guidelines are needed for segmental vitiligo and related pigment issues.
46 citations
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January 2015 in “Journal of The American Academy of Dermatology” Trichoscopy helps diagnose and assess the severity of Frontal Fibrosing Alopecia.
May 2022 in “Голова и шея.” Laser exposure at 445±40 nm safely increased tissue temperature without exceeding safety limits.
6 citations
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January 2018 in “International Journal of Dermatology” Repigmentation patterns in vitiligo depend on melanocyte source, lesion status, and therapy choice.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a new way UVB light increases skin pigmentation through the ATP-P2X7 pathway.
14 citations
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July 2007 in “International Journal of Cosmetic Science” The new 3D imaging method accurately measures hair surface details quickly.
54 citations
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March 1991 in “Proceedings of the National Academy of Sciences” This model can replace animal testing for quick, cost-effective skin toxicity tests.
28 citations
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December 2017 in “Lasers in Medical Science” Monochromatic light devices, especially the 308-nm excimer laser, are promising for treating alopecia areata but more research is needed.