A young policeman came to our center complaining of an overwhelming desire to sleep. Earlier in the month, he had been evaluated for seizures after several episodes in which he had fallen down at work ...

Cataplexy is a condition that brings on brief bouts of muscle weakness or paralysis. It can happen in people living with the sleep disorder narcolepsy. Some people have an episode of cataplexy just ...

Consider nocturnal seizures when evaluating a patient for parasomnias Since health-care providers rarely see cases involving nocturnal seizures, it can easily be confused with parasomnias, including ...

Cataplexy is a sudden episode of muscle weakness that occurs while fully aware and conscious. It can be triggered by emotional events, such as laughing, crying or fear, and is usually transient in ...

Cataplexy, or sudden muscle weakness that can resemble fainting, may be prompted by strong emotions. This symptom isn't serious and mostly occurs with narcolepsy type one — otherwise, it's very rare.

Type 2 narcolepsy features excessive daytime sleepiness (EDS) without cataplexy — the sudden loss of muscle tone triggered by emotions that defines type 1. Symptoms are generally milder than type 1.

Normally, your brain sends signals through your nervous system in a predictable, organized way. But sometimes, these signals get mixed up and cause a seizure. You might experience a seizure as a ...

A 45-year-old woman in Birmingham, U.K., has an incredibly rare brain condition. Every time Anita orgasms, she collapses. The woman, identified only by her first name, has cataplexy, in which strong ...

“I know what Danny has,” said the boy’s aunt to the boy’s mother, her sister-in-law. Her voice on the phone cracked with excitement. “I saw someone just like him on TV!” This was last fall, and Danny ...