Neurological conditions can affect the brain, eyes or nervous system. Explore amnesia, Alzheimer's, comas and more.
Not So Funny: The Mysterious 1962 Tanganyika Laughter Epidemic
Freudenfreude Is the Joyous Opposite of Schadenfreude
Feeling Blue? This Kid-run Hotline Will Lift Your Spirits
How Living in Total Darkness Sabotages Your Sleep
What Causes Nightmares, and How Can You Lessen Them?
What Is the Healthiest Position for Sleep?
Ultra-processed Foods Are Addictive by Same Criteria as Tobacco
When Does Belief in a Conspiracy Theory Like QAnon Tip Into Addiction?
HowStuffWorks: What is Jessie’s Law?
For 64 Percent of Kids with ADHD, Food is the Cause
Can food allergies cause ADHD?
Do You Have a Fear of Long Words?
Trypanophobia: When the Fear of Needles Has You Stuck
Thalassophobia: Do You Fear the Deep Ocean?
What is the autism diet?
Autism Language Difficulties
3 Key Steps to Finding the Right Therapist for You
How Maladaptive Daydreaming Can Take Over Your Life
STUG: When Grief Hits Like a Bolt Out of the Blue
Lifelike Robo Pets Help Seniors Combat Loneliness
Insights on Alzheimer's From the Long-running Nun Study
Is there a link between concussions and dementia?
Youth Suicides Rose After FDA Added Antidepressant Warnings
Here's How You Help a Friend With Depression
'Gloomy Sunday:' The Song Linked to More Than 100 Suicides
Picky Eating in Adults Is a Diagnosable Disorder — Really
5 Signs of Weight Obsession
10 Facts About Eating Disorders
What's the Difference Between a Sociopath and a Psychopath?
Digital Hoarding Could Be Harmful to Your Mental Health
Which Jobs Have the Highest Suicide Rates?
How Sigmund Freud Worked
Some people really can hear silent moving images. It's called visual-evoked auditory response, or vEAR, and one in five people may have it.
A rare neurological disorder called Witzelsucht turns joking, punning and making inappropriate wisecracks into a compulsion.
My brother and I were watching a television show and a character got bonked really hard on the head. All of a sudden the guy couldn't remember a thing -- not his name, where he lived or even the lady he was married to. What happened? Is this amnesia?
The writers that crafted Alice and her wonderland, Tiny Tim and the brothers Karamazov had something in common besides extraordinary talent: epilepsy. Do seizures and novels go hand in hand?
People blame a lot of things on the full moon, including an increase in the rate of seizures among those with epilepsy. But is it really true, or just a sort of superstitious lunacy?
By Alia Hoyt
Oh that queasy feeling, when the world just won't stop swaying or bobbing. No matter what the mode of transport, the result can be motion sickness. Learn tips to help avoid this uncomfortable state.
Dyslexia is a learning disorder that makes reading difficult or nearly impossible for some. How does this condition affect the brain?