Functional neurologic disorder (FND) is a condition where a person develops symptoms that are not consistent with a neurological disease or other health condition, but they impair the person’s ability ...

Conversion disorder is a psychiatric condition in which a person develops physical symptoms that are not under voluntary control and are not explained by a neurological disease or another medical ...

The brain is a complex organ that produces all kinds of physical and emotional effects on your body. Sometimes, emotional trauma or psychological stress can trigger physical symptoms. When this ...

ATLANTA — Fifteen teenage girls report a mysterious outbreak of spasms, tics and seizures in upstate New York. But tests find nothing physically wrong. Scores of adults in Northern California report ...

Fifteen teenage girls report a mysterious outbreak of spasms, tics and seizures in upstate New York. But tests find nothing physically wrong. Scores of adults in Northern California report crawling ...

Editor’s Note: Dr. Charles Raison, CNNhealth’s mental health expert, is an associate professor of psychiatry at the University of Arizona in Tucson. When I teach psychiatry to medical residents, the ...

Conversion disorder is a psychiatric condition in which a person has neurological symptoms like paralysis or blindness with no physiological cause. In the past, such events were often described as ...