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 ...

When a person is at rest, meditating or reading a book, the parasympathetic nervous system is at work. Also known as the "rest and digest" system, the parasympathetic nervous system is responsible for ...

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.

Your autonomic nervous system (ANS) is the part of your central nervous system (CNS) that controls unconscious activities like breathing and digestion. This system is always working, whether or not ...

A team of Brandeis scientists have been awarded $1 million in funding from the W.M. Keck Foundation to study how the human brain interfaces with the sympathetic nervous system. The research could lead ...

Your morning alarm clock might not just be annoying. It could be raising your blood pressure, putting you at greater risk for adverse cardiovascular events, such as stroke and heart attack, according ...

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 ...

In a culture in which everything feels urgent, social media is filled with bad news, and our work days feel endless, something’s bound to give. Often, that thing is our nervous systems. In fact, if ...