Vogt–Koyanagi–Harada disease can cause rare hair growth on normally hairless thumb skin.
234 citations
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December 1996 in “Journal of The American Academy of Dermatology” Middle-aged women with chronic telogen effluvium experience increased hair shedding but usually don't get significantly thinner hair.
88 citations
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May 2005 in “Journal of Dermatological Science” Versican, a protein, is less present in thinning hair follicles and this decrease might contribute to common hair loss in men.
27 citations
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January 2015 in “International Journal of Trichology” The supplement helps improve hair growth and reduce hair shedding.
6 citations
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January 2019 in “Indian Journal of Dermatology, Venereology and Leprology” Low-cost dermoscopes can effectively diagnose early female pattern hair loss.