January 2026 in “International Journal of Innovative Technologies in Social Science” JAK inhibitors show promise for treating alopecia areata, but more research is needed.
77 citations
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
Intermittent fasting slows hair growth by damaging hair follicle cells.
20 citations
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January 2017 in “Scientific reports” Whale genes show changes that help them live in water, like less hair and better flippers.
2 citations
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October 1999 in “Annals of the New York Academy of Sciences” Melatonin and cortisol affect mink winter hair growth, but β-endorphin levels do not.