Your nerves transmit messages within the brain, as well as among the brain, spinal cord, and the body. In order to do this, they use a combination of electrical and chemical signaling. Motor neurons ...

How the brain controls complex movements has been a mystery. Advances in artificial intelligence now make it possible to simulate this process in virtual animals. Comparing activations in artificial ...

A motor evoked potential (MEP) test can determine whether there is any damage along the nerves in the brain and spinal cord. It is a painless procedure but may cause some skin discomfort. An MEP test ...