The autonomic nervous system orchestrates the functions of internal organs such as the heart and gut, serving as a connection ...

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 ...

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.

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 ...

Your autonomic nervous system helps regulate emotional balance, but chronic stress or trauma can trigger an overactive fight-or-flight response. Nervous system dysregulation refers to a condition in ...