A viral theory about chronic stress is hitting a nerve—literally—and it might explain why you're always on edge.

The nine-armed octopus and the oddities of the cephalopod nervous system A mix of autonomous and top-down control manage the octopus's limbs.

A chronically dysregulated nervous system can lead to both physical and mental symptoms. Here's what to look out for.

Discover four research-backed breathing techniques that activate your parasympathetic nervous system for immediate stress relief and emotional regulation.

According to TikTok, we inherit our mother's nervous system. But how true is this and can we reverse it? We spoke to an expert.

Our bodies are full of nerves! How do they work? Why do we have an autonomic and a somatic nervous system? When do the sympathetic and parasympathetic systems kick in? And what's with the vagus nerve?

Our bodies are full of nerves! How do they work? Why do we have an autonomic and a somatic nervous system? When do the sympathetic and parasympathetic systems kick in? And what's with the vagus nerve?

You Can Thank This Parent For Your Dysregulated Nervous System, Says Biology Don't worry — there are ways to treat a dysregulated nervous system, no matter which parent is responsible.

New research from the University of Chicago revealed that the nervous system circuitry that controls arm movement in octopuses is segmented, giving these extraordinary creatures precise control ...

Fossils Solve a Nervous System Mystery in Molting Animals Learn about the wide-ranging Ecdysozoa group of animals and how scientists solved the curious case of their nervous systems' structure.

Find out about the sympathetic nervous system, which causes your fight or flight response, and learn more about how it functions.