Their nervous system is composed of a ring of nerve tissue encircling ... Belonging to the same phylum as jellyfish and hydra, cnidarians exhibit the absence of a brain but flaunt a nerve net system.

Diseases of the nervous system refer to disorders that affect any part of the central nervous system (brain, spinal cord or cranial nerves) or peripheral nervous system. A hallmark of addiction is ...

One of the simplest, most over-studied organisms in the world is the C. elegans nematode. For 13 years, a project called ...

In recent years, many engineers have been trying to develop hardware components that could emulate the functions of various ...

How alcohol-induced plasticity evolves over protracted abstinence is not well understood. Here, authors show the long-lasting impact of drinking on dopamine transmission and that altered function ...

Research in mice identifies protein responsible for regulating gut movement in response to pressure, exercise, and ...

The nervous system is a complex network of neurons and cells that carry messages to and from the brain and spinal cord to various parts of the body. People who have early signs of heart problems ...

Others are rare genetic disorders. Symptoms occur when the autonomic nervous system (ANS) doesn’t send or receive nerve signals as it should. Some people report dysautonomia associated with long COVID ...

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