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

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 ...

Neuroscience

New approach to treating chronic itch

Researchers at the University of Zurich have discovered a new approach to suppressing itch by targeting two receptors in the spinal cord with the right experimental drug. In a series of experiments in mice and dogs, they ...

Diseases, Conditions, Syndromes

Potential new therapy relieves chronic itch

The roots of chronic itching have long remained a mystery. Meanwhile, those with the condition suffer from an unrelenting and sometimes debilitating urge to scratch. Now, new research at Washington University School of Medicine ...

Neuroscience

Itch neurons play a role in managing pain

There are neurons in your skin that are wired for one purpose and one purpose only: to sense itchy things. These neurons are separate from the ones that detect pain, and yet, chemical-induced itch is often accompanied by ...

Medical research

Skin has the nerve to tell you to scratch

No matter the trigger—bug bites, a medication side-effect or an itchy wound—the urge to scratch can be a real pain. Researchers at the Duke University Medical Center have identified a potential drug target in the skin ...

Neuroscience

To scratch an itch is a hairy problem

An insect lands on your arm, moving the tiny hairs on your skin just enough to make you want to scratch. Salk Institute researchers have uncovered evidence of a dedicated neural pathway that transmits the itchy feeling triggered ...

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