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.

The term “sympathetic nervous system overload” sounds daunting, but the root cause is pedestrian: stress. Stress is, of course, something we all experience all the time, but left unchecked, it can ...

A heart attack activates stress circuits in the brain that evolved for survival but can amplify inflammation, disrupt healing ...

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 ...

Discover how premium massage chairs aid nervous system recovery, lower cortisol, and resolve difficulty sleeping through advanced ergonomic technology.

People who have had COVID-19, even mild cases, tend to have cardiovascular imbalances in the short and medium term and need to undergo rehabilitation. This was the finding of a study of 130 volunteers ...

Add Yahoo as a preferred source to see more of our stories on Google. The concept of nervous system regulation may sound perplexing; not least of all because it’s often brought up in the same breath ...