July 2025 in “Journal of the American Academy of Dermatology” Hair diameter diversity helps assess hair loss, but its standard measure varies by individual and ethnicity.
March 2026 in “Journal of the American Academy of Dermatology” Hair diameter diversity could improve androgenetic alopecia assessment and treatment planning.
21 citations
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July 2014 in “British Journal of Dermatology” Hair thickness matters more than density for baldness in Japanese men over 25.
December 2022 in “Frontiers in Microbiology” The scalp microbiome is more diverse and may be more important in hair loss than the gut microbiome.
157 citations
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July 2001 in “British Journal of Dermatology” AGA more common in men, Koreans have lower rates and unique patterns.