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

So, what caused this day-night rhythm in the heart? “Well, one thing is this local circadian clock, but what this paper shows is that there's something else, and that's the sympathetic nervous system, ...

For example, the sympathetic nervous system activates the "fight-or-flight" response in reaction to danger, concentrating energy on immediate survival and halting less urgent functions such as ...

Heart Rate Increase in rate of contraction of cardiac muscle - cardiac output increases Decrease in rate of contraction of cardiac muscle - cardiac output decreases Breathing Rate Smooth muscle of ...

Following acute multiple trauma, hypothalamic stimulation of the sympathetic nervous system and adrenal glands causes an increase in circulating corticoids and catecholamines, or a stress response.

Activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) occur in patients with systolic heart failure. Then mainstay of therapy for this disorder is ...

By Page H. Gifford Correspondent Cynthia Moore presented another wellness program for people in the community on Jan. 18 as part of the Hygeia Wellness series. The speaker was Anna Delong, a ...

Trauma is literally an injury to the brain resulting in an overactive sympathetic nervous system. This causes individuals to interact with the environment in ways which are related to past events.