Neuroscience

How a light touch can spur severe itching

For some people, particularly those who are elderly, even a light touch of the skin or contact with clothing can lead to unbearable itching. What's worse, anti-itch treatments, including hydrocortisone, don't provide much ...

Neuroscience

Pain and itch connected down deep

A new study of itch adds to growing evidence that the chemical signals that make us want to scratch are the same signals that make us wince in pain.

Medical research

Maddening itch of liver disease comes from a surprising source

A devastating itching of the skin driven by severe liver disease turns out to have a surprising cause. Its discovery points toward possible new therapies for itching, and shows that the outer layer of the skin is so much ...

Medical research

Using light to stop itch

Itch is easily one of the most annoying sensations. For chronic skin diseases like eczema, it's a major symptom. Although it gives temporary relief, scratching only makes things worse because it can cause skin damage, additional ...

Neuroscience

How the brain tells you to scratch that itch

It's a maddening cycle that has affected us all: it starts with an itch that triggers scratching, but scratching only makes the itchiness worse. Now, researchers have revealed the brain mechanism driving this uncontrollable ...

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