$399.00 USA Â£349 UK â¬399 EUR. Sony officially announced the price of the Playstation 4 - $399.00. A year and a half after the official release of both the Xbox One and the PS4, we've seen the Xbox One already slash it's price $50.
The most classical sleep disorder associated with uncontrollable sleep attacks is narcolepsy. However, there are other sleep disorders associated with daytime sleepiness. Persons with Obstructive Sleep Apnea or Restless Legs Syndrome often suffer from daytime sleepiness.
Night tremors, scientifically known as sleep myoclonus, can be described as a disorder that causes you to experience spasms, when you are sleeping or are about to fall asleep. The term myoclonus refers to involuntary jerks and muscle spasms that occur at any time during the day.