Mice, like people, are social creatures that tend to emulate the behaviors of their family or community. So, when a mouse gets itchy, others around it will start to scratch as well—a phenomenon called ...

Itching is an unpleasant sensation that drives us to scratch reflexively in an effort to remove harmful substances from our body. It’s also how I get most of my physical activity for the day. Not ...

A mouse temporarily scratches when injected with a substance to cause itching. But mice that can't make serotonin don't scratch as much as their litter mates that do make it.

The sensation of itching is hardwired into the nervous system and can be traced back to a small molecule released in the spinal cord, according to a new study in mice. Researchers say this molecule, ...