4 citations
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August 2016 in “PubMed” Repeated dyeing and shampooing cause hair color loss and damage.
Cinchona succirubra extract with caffeine reduces hair loss and strengthens hair.
15 citations
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October 2016 in “Journal of dermatological treatment” Proper hair care can prevent and stop hair breakage in people with acquired trichorrhexis nodosa.
159 citations
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July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
99 citations
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June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.