During sleep paralysis, the experiencer can hallucinate all manner of strange entities in the room with them.
A terrifying phenomenon known to cause paralysis and hallucinations at night is surprisingly common.
The terrifying phenomenon may account for numerous sightings of ghosts, monsters, demons and more.
A man who set up a camera to film his sleep paralysis managed to capture something unexpected.
Sleep paralysis can not only prevent you from moving, it can also make you hallucinate as well.