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 ...

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

Molecular biomedical expert discusses the sensation of itch

Santosh Mishra is an assistant professor in the Department of Molecular Biomedical Sciences. He studies the neurological pathways involved in itch, in order to help us understand why and how we feel this sensation. He was ...

Medical research

New clues point to relief for chronic itching

A common side effect of opioids is intense itching—a problem for some patients who need the drugs for pain relief and for others fighting addiction.

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

Scientists identify central neural circuit for itch sensation

Itching is an unpleasant sensation associated with the desire to scratch, and the itch sensation is an important protective mechanism for animals. However, chronic itch, often seen in patients with skin and liver diseases, ...

Neuroscience

Potential new target identified for treating itch

Researchers have found how sensory nerve cells work together to transmit itch signals from the skin to the spinal cord, where neurons then carry those signals to the brain. Their discovery may help scientists find more effective ...

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