Developing new painkilling treatments relies on the work of pain researchers to unravel the intricate neuronal circuitry and function.

A sponge-like implant in mice helped guide a treatment that slowed or stopped a degenerative condition similar to multiple sclerosis in humans. It also gave researchers a look at how primary ...

Despite its unpleasantness, pain has a critically important purpose, designed to protect the body rather than harm it.