This increase in oxygen can help deactivate the fight-or-flight response and trigger the parasympathetic nervous system. The ...

Now, a new crop of buzzy non-invasive VNS gadgets promises to relieve stress, sharpen focus and improve sleep in mere minutes ...

By contrast, the vagus nerve, the main component of the parasympathetic branch of the nervous system, is the architect of safety. It acts to down-regulates the response to threat, to restore ...

It’s no secret that exercise benefits our physical health, but its positive effects on mental health are just as important.

Does submerging yourself in cold, frigid water make your entire being buzz? Sounds like a lot, right? It turns out that cold ...

Lawyers are often trying our best to project a cool, confident demeanor even in moments when we’re feeling quite the opposite ...

Cardiac arrhythmias are particularly common if cold immersion includes the face, breath holding and coactivation of the cold shock (sympathetic autonomic nervous system response) and diving response ...