While it is often overshadowed by its high-alert counterpart, the sympathetic nervous system, the PSNS has a powerful role in managing how your body handles stress. Understanding how it works—and how ...

We casually reference our nervous systems all the time—it’s highly likely that, at some point, you’ve used expressions like, “My nerves are shot,” or, “That’s getting on my nerves.” Even these little ...

Understanding how your body works can be the key to reducing stress. For example, you’re probably aware of your fight-or-flight response—the body’s way of preparing itself when it believes it’s being ...

We are in a constant state of high sympathetic tone. Your sympathetic nervous system is the fight, flight, or freeze system. It fires up when there’s a tiger in the room, meaning anything you consider ...

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 ...

If you're like us, you go through your days feeling like there just aren't enough hours to get everything done. You hit the sack exhausted and then — irony of ironies — find yourself tossing and ...

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.

The sympathetic nervous system (SNS) plays a crucial role in the regulation of cardiovascular function, mediating rapid adjustments in heart rate and arterial blood pressure during stress, physical ...

‘Hummmmm,’ I sing to myself as I exhale loudly. Then I take a big breath in, feel my ribcage expand and hum again. Next, my hands gently stroke my jaw and chin, then float to my forehead for more ...

We are born with a biological survival system that is designed to respond to any environmental or psychological threat presented to us. Our nervous system is constantly processing information and ...