This occurs after waking up or shortly before falling asleep. the person cannot move any body part, cannot speak, and only has minimal control over blinking and breathing. Images or speaking that appear during the paralysis. The person may think that someone is standing beside them or they may hear strange sounds. These may be dreamlike, possibly causing the person to think that they are still dreaming. Often it is reported as feeling a weight on one's chest, as if being underneath a person or heavy object.