33 citations
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November 2012 in “Journal of The American Academy of Dermatology” This study reported that female pattern hair loss was prevalent in 11.8% of women aged 30 and older and was associated with high fasting glucose, fewer childbirths, oral contraceptive use, and excessive ultraviolet exposure.
14 citations
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January 1999 in “Dermatology” This study found that the wash test reliably measures hair shedding in children, with the number of shed hairs increasing with age and suggesting a potential early onset of androgenetic alopecia.
February 2026 in “Clinical Cosmetic and Investigational Dermatology” This study found that while the global incidence of alopecia areata in individuals aged 0–19 declined from 1990-2021, the total number of cases rose, with higher burdens among females, adolescents, and low-SDI populations, particularly in Central Sub-Saharan Africa; disparities suggest a need for targeted interventions.
441 citations
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May 1996 in “Journal of Cell Science” This study found that keratin 19 may be a marker for skin stem cells, helping to characterize these cells in different conditions and potentially explaining variations in healing rates between children and adults.
January 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This study identified non-structural proteins in preschool children's scalp hair that suggest potential biomarkers for brain development, immune function, and stress response with heritability and age-related differences.
