It is a common experience to emerge from a long bath, a swim in the pool, or a session of washing dishes to find that the skin on your fingertips has transformed into a series of distinct, prune-like ridges. While many people once assumed this was simply a result of the skin absorbing water like a sponge, we now understand that this phenomenon is actually a deliberate, active nervous-system response that triggers blood vessels to constrict beneath the skin… Continue Reading ⬇️
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