Many people who experience sleep paralysis see frightening hallucinations some call "sleep paralysis demons." - Illustration by Leah Abucayan/Alberto Mier/CNN Baland Jalal lay in bed terrified, ...

Sleep paralysis is a temporary inability to move and/or speak that occurs directly after falling asleep or just as you are waking up. Sleep paralysis symptoms can be frightening but they are ...

What are sleep paralysis demons? Sleep paralysis demons are nightmarish hallucinations that often accompany episodes of sleep paralysis. This occurs when the temporary paralysis, which is a normal ...

Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Baland Jalal lay in bed terrified ...

Baland Jalal lay in bed terrified, experiencing his own real-life horror film. Newly awake, the 19-year-old could see his surroundings but couldn’t move or speak, and he didn’t know why. He thought, “ ...

(CNN) — Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. CNN — (CNN) — Sign up for CNN’s Sleep, But Better newsletter series. Our ...

Sleep is vital for both mental and physical health. Lack of restful sleep can lead to the effects of fatigue, and further potential health issues. One of the more disturbing sleep disturbances is ...

If you’re someone who sleeps like a baby through the night, only waking to give a cutesy, Sleeping Beauty-style yawn before slipping back into a deep slumber, then I feel happy for you. Truly – I’m ...