Brain and Nervous System Slideshows

Right- and left-handed people can differ in very noticeable ways. Find out how and why.

The brain doesn’t always stay the same. Mental disorders, health issues, and lifestyle habits can alter the way it looks and works.

You probably know exercise is good for your health, strength, and endurance, but did you know it’s good for your brain, too? Find out how.

Learn about the causes, symptoms, and treatments of the different types of meningitis, including those caused by viruses and bacteria.

Misophonia is when certain sounds are unbearable or painful for you but not for others. Learn about this unusual condition and what you can do about it.

Find out how vertigo, Meniere's disease, labyrinthitis, and other problems can make it hard for you to keep your balance.

Sometimes your muscles seem to have a mind of their own. Learn what could be behind your twitches, spasms, and cramps.

An aneurysm is a weak spot in one of your brain’s arteries. Find out more from WebMD about how they happen and how they’re treated.

Your nervous system controls everything from your heartbeat to your emotions. See where the different parts are and what they do with this WebMD slideshow.

Feeling a little “foggy” in the head? Having trouble remembering things? You may have something called “brain fog.” Check out a few things in this WebMD slideshow that can cause it.

WebMD shows you how to keep your brain active at every age with these memory tips. Find out how to focus and keep your brain sharp.

See the types of medical marijuana and find out what conditions it can treat in this WebMD slideshow.

What happens when you hit your head hard? This slideshow shows you how the brain reacts to and recovers from blows.

Who hasn't had an ice cream brain freeze, or been awakened by the pain of a charley horse? What's behind these weird body quirks, anyway? Find out by taking this WebMD quiz.