2 citations
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May 2022 in “Clinical, Cosmetic and Investigational Dermatology” Trichoscopy and pathological examination both have unique benefits and cannot completely replace each other in evaluating hair.
31 citations
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February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
31 citations
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December 2012 in “British Journal of Dermatology” Korean women's hair thins, weakens, and greys with age, with mineral and sterol changes.
76 citations
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December 2006 in “Journal of Dermatological Science” Japanese women typically start experiencing hair loss after 40, with reduced hair density and thickness being the main factors.