Question

Why does the skin on your fingers shrink when you shower for a long time?

Answer 1

The skin on fingers shrink when we shower for a long time, it is a natural reaction of our body. It helps to grip something in water.If it is not shrink we can not hold anything in water and wet hand. hope it is helpful for you.
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Answer 2

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This type of wrinkling of the skin happens due to digital vasoconstriction, which is a process of narrowing of blood vessels. When the hand is soaked in water, the nerve fiber in the skin shrinks and the body temperature regulator (glomus bodies in the skin) in the hand loses its volume.