It seems hard to believe that a basic human sensation — one that can be evoked by a simple mosquito bite — still has scientists scratching their heads. Yet despite centuries of study, understanding ...

We've all had bug bites, or dry scalp, or a sunburn that causes itch. But what if you felt itchy all the time — and there was no relief? Journalist Annie Lowrey suffers from primary biliary ...

Journalist Annie Lowrey has a rare disease that causes a near-constant itch that doesn't respond to most treatments. She likens the itchiness to a... Chronic itch is miserable. Scientists are just ...