Curie is responsible for establishing the theory of radioactivity, but unfortunately she unwittingly also discovered the fatal effect radioactivity can have on your health; she died on July 4, 1934, of aplastic anemia caused by radiation exposure. Related topics: MNN lists, Science.
Symptoms of narcolepsy. The hallmark symptom of narcolepsy is excessive daytime sleepiness (EDS). Additional symptoms may include cataplexy, hypnagogic hallucinations, and sleep paralysis. In most cases, excessive daytime sleepiness is the first sign of narcolepsy. This can have a significant impact on everyday life.
Narcolepsy is a sleep disorder characterized by sudden sleep attacks, sleep paralysis, vivid hallucinations, and sudden loss of muscle tone (cataplexy). These symptoms occur during the day. While narcolepsy is a REM sleep disorder, it does not appear to be a trigger for cluster headache attacks.