September 2017 in “Eureka, Health Sciences/Eureka, Health Sciences.” Chronotherapy is more effective than traditional treatment for alopecia areata.
127 citations
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January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
9 citations
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August 2013 in “Archives of Dermatological Research” A gene called BMAL1 plays a role in controlling hair growth.
March 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” HairTime can predict and adjust human sleep patterns using a hair sample.
166 citations
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August 2010 in “Proceedings of the National Academy of Sciences of the United States of America” Scientists found a new, less invasive way to study body clocks using hair cells, which shows shift workers' body clocks don't match their lifestyles.