The sympathetic nervous system (SNS) is part of the autonomic nervous system (ANS), which also includes the parasympathetic nervous system (PNS). The sympathetic nervous system activates what is ...

The sympathetic nervous system becomes more active during times of stress, and for some people, this activation can become excessive or prolonged.

More information: Kenichi Sakamoto et al, Overnutrition causes insulin resistance and metabolic disorder through increased sympathetic nervous system activity, Cell Metabolism (2024). DOI: 10.1016 ...

Obesity markedly increases the risk of hypertension and cardiovascular disease, which may be related to activation of the sympathetic nervous system (SNS). Sympathetic overactivity directly and ...

This continual activation of the sympathetic nervous system can lead to a breakdown in the body’s ability to self-regulate. Trauma Psychological or physical trauma can have a profound impact on ...

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 ...

When those threats are over, our nervous system is designed to return to baseline, where the branches of our parasympathetic and sympathetic nervous systems come back into balance to perform their ...

The "rest and digest" system helps the body maintain homeostasis, or a relatively stable internal state, by balancing out the activity of the sympathetic nervous system that triggers the "fight or ...

The connection between breathing and our nervous system represents one of the body’s most remarkable biological relationships. While most autonomic functions—like heart rate, digestion, and ...

Insulin resistance caused by sympathetic nervous system over-activation, a paradigm-shifting study finds. Your friend's email. Your email. I would like to subscribe to Science X Newsletter.