Brain & Nervous System
Seizures are a common symptom of epilepsy, a condition that affects millions of people worldwide. Learn all about epilepsy, including what to do if you see someone having a seizure.
Cerebral palsy is the most common developmental disability in the United States. It affects a person's ability to coordinate body movements.
What's My Lyme Disease Risk?
Is the thought of Lyme disease making you feel you'll be safer in the comfort of your room than the great outdoors? This article can help you assess your Lyme disease risk.
If you've ever had a migraine, you know that these headaches can cause severe pain and other symptoms. Read this article to learn about what causes migraines, migraine treatments, and lots more.
Lyme disease can be treated if it's caught early. So read this to find out what causes it, how it's treated, and how to prevent it.
In a concussion, the brain shifts inside the skull. This can cause a sudden - but usually temporary - disruption in a person's ability to function properly and feel well.
Tourette syndrome affects the body's brain and nervous system by causing tics - repeated, uncontrollable movements or involuntary vocal sounds.
Bell's palsy is a temporary weakness or paralysis of the muscles on one side of the face. Although it doesn't happen to many people, it can be scary. Get the facts on Bell's palsy.
Guillain-Barré syndrome is very rare, and can be frightening because it often causes some type of paralysis. Luckily, most people who get GBS recover.
Fainting is pretty common in teens. The good news is that most of the time it's not a sign of something serious.
Almost everyone gets headaches. So how do you know if a headache is just a passing pain or something more?
Cerebral Palsy: Keith's Story
Keith has cerebral palsy. This is his story about life in high school, dating, sports, and taking chances.
A tic is a sudden, repetitive movement or sound that some people make, which can be difficult to control.
I Get Seizures But Tests Show I'm OK. What's Going On?
Find out what the experts have to say.
Why Do People Get Depressed?
There's no one reason why people get depressed - many different things can play a role. Find out more about the things that can trigger depression.