The parasympathetic nervous system (PSNS) is one of the three divisions of the autonomic nervous system, the others being the sympathetic nervous system and the enteric nervous system. The autonomic ...

After years of work, cognition and neuroscience doctoral student Hailey Welch is—for the first time—the lead author of a study published in an academic journal, a paper appearing in Cell Reports, ...

The sympathetic nervous system was thought to have evolved with jawed vertebrates. But lampreys—jawless, parasitic fish that suck out the blood of their hosts—have a simple one, per recent research.

Thriveworks reports that a dysregulated nervous system leads to heightened or dulled stress responses, affecting mental and ...