Even when your body is capable of high performance, interference, stress, and misalignment create an internal traffic jam.

Central nervous system — the brain and spinal cord Peripheral nervous system — the nerves that make your muscles move and tell your brain what your body is feeling Autonomic nervous system — the ...

When a person is at rest, meditating or reading a book, the parasympathetic nervous system is at work. Also known as the "rest and digest" system, the parasympathetic nervous system is responsible for ...

Recalling a traumatic episode can make your brain think you are reliving it. The trauma response stems from your brain’s ...

Deep in ancient rock, researchers have uncovered a creature so well preserved that its brain and internal organs are still ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

That constant background noise from traffic, television, notifications, and conversations might be doing more than just distracting you. It could be fundamentally altering your nervous system and ...

As the brain ages, cells in the central nervous system experience metabolic dysfunction and increased oxidative damage. These ...

Young sea urchins spread neuron-rich tissue across their bodies. A new atlas shows complex neural and light sensing networks.

You do it about 14,000 times a day without thinking. That’s once every four seconds on average. Blinking seems like the most mundane bodily function imaginable, but it turns out those tiny eye ...

Most people know which foods to avoid for a healthy heart. Yet, do you often think about the foods you eat and how they ...