Sleep paralysis could also be a symptom of narcolepsy, a sleep disorder that causes people to fall asleep involuntarily. Other research suggests sleep paralysis could be caused by jet lag or other ...

Ever wake up unable to move, speak, or scream—while a terrifying presence lurks in your room? That’s sleep paralysis, and ...

In some cases, people experiencing sleep paralysis have frightening and even recurring visions. Known as sleep paralysis demons, these terrors don’t haunt nightmares, but reality.

Considering 67% of us experience parasomnias, we want to find out more. So, we're exploring what the most common parasomnias ...

During sleep paralysis, however, “we regain consciousness before the muscles regain their freedom from REM-induced paralysis,” said Walker, who is also a professor of neuroscience and ...

Sleep paralysis is a freaky phenomenon that has inspired ghost and alien stories. Fortunately, there's a scientific explanation for why it happens and ways to prevent it.

Sleep paralysis is a feeling of being conscious but unable to move or speak right before falling asleep or waking up. It happens when your body is in between stages of sleep and wakefulness.

Sleep paralysis is when the inability to move your muscles happens outside of REM sleep, usually just before or after entering dream sleep. Many people may note that if they are suddenly woken out ...

As scary as sleep paralysis may sound, it’s not actually dangerous, experts said. But depending on how recurring it is, sleep paralysis can be a sign of an underlying sleep disorder, Jalal said.