The autonomic nervous system is then split into the sympathetic division, parasympathetic division, and enteric division. The sympathetic nervous system responds to impending danger or stress, and ...

The autonomic nervous system is a complex network of cells that controls the body’s internal state. It regulates and supports many different processes, often outside of a person’s conscious ...

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 ...

The sympathetic nervous system controls the body's flight or fight mechanism. Learn about its vital functions, & how it regulates bodily processes.

The sympathetic nervous system is your body's built-in alarm system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The sympathetic ...

This article – the sixth in a series about the nervous system – discusses the function of the autonomic nervous system, which is a component of the peripheral nervous system. It regulates involuntary ...

The parasympathetic nervous system (PSNS) is part of your autonomic nervous system, which includes the nerves and neurotransmitters that control your body’s internal organs to maintain reliable ...

The sympathetic, parasympathetic, and enteric nervous system work together to balance out your body’s functions. Usually, the parasympathetic nervous system hormones promote relaxation, learning ...

Within the autonomic nervous system are the sympathetic and parasympathetic branches. The sympathetic branch is what we would rely upon if we are angered or afraid. It is what increases our heartbeat ...

Overactivation of the sympathetic nervous system is a hallmark sign of chronic kidney disease (CKD) that increases the risk ...

Researchers in the Cardiovascular Physiology Laboratory aim to understand how the central autonomic nervous system regulates cardiovascular function and body fluid and sodium homeostasis. The focus of ...

The sympathetic nervous system, which enables the fight-or-flight response, was thought to be present only in jawed vertebrates. Analysis of a jawless vertebrate suggests that this system might be ...