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Your fingers wrinkle on purpose πŸ’§
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Science Gone WrongOct 14, 2026

Your fingers wrinkle on purpose πŸ’§

Your fingers wrinkle on purpose πŸ’§ . . . It isn't swelling. In 2013, Newcastle University's Tom Smulders showed wrinkled fingertips grip wet marbles faster than smooth ones. The vascular system actively contracts the pads β€” people with nerve damage in that hand don't wrinkle at all. Your body built rain tires.

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Source
https://www.researchgate.net/publication/234098556_Water-induced_finger_wrinkles_improve_handling_of_wet_objects
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