Researchers might have finally scratched below the surface of this medical mystery. Itchiness is a common symptom of various skin conditions, but why that is has long been unclear — until now. A new ...

Scratching an itch can bring a contradictory wave of pleasure and misery. A mouse study on scratching, reported in the Jan. 31 Science, fleshes out this head-scratching paradox and could point out ...

This is Explainer, a column that answers questions we all have (or should have). Anyone with skin knows the feeling of having a bad itch that won’t go away. Whether it’s a mosquito bite, hives, or ...

What’s common between a scratchy sweater, a mosquito bite, and poison ivy? A brush with any of them guarantees an itchy spot on the skin. Scratching that itch is extremely tempting because of how ...