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.

In a recent study published in the journal Cell Reports Medicine, a team of researchers in China used an in vitro co-culture of adipocytes, cardiomyocytes, and sympathetic neurons to examine the ...

A team of UCF College of Medicine researchers has created a digital topographical map of the cardiac sympathetic neural network, the region that controls the body's heart rate and its "fight-or-flight ...

The sympathetic nervous system, which helps your heart and other vital organs function all the time, increases activity in response to danger or stress, preparing the body for extra demands. Stress is ...

With terrifyingly sharp teeth arranged around a circular mouth, lampreys look about as primitive a vertebrate as you could imagine. But a new study finds that the animals have a surprising similarity ...

Rutgers Robert Wood Johnson Medical School and collaborating institutions have found that overnutrition leads to insulin resistance and metabolic disorders through increased activity of the ...

Regular aerobic exercise can change the nerve nodes that regulate the work of the heart on the left and right sides of the ...