Dark Forces: Shadow People

Throughout history, numerous myths and belief systems have depicted dark spiritual or supernatural beings, including various shadowy figures that have been a mainstay in folklore and ghost stories for centuries. While certain physiological and psychological conditions might explain encounters with these shadowy entities, paranormal experts are divided on whether they are malevolent. Some even theorize that these shadow figures could be beings from another dimension. What remains undeniable is that thousands of mentally sound individuals report seeing ominous, dark apparitions hovering over them during sleep, leaving them paralyzed with terror. Could this be a new psychological phenomenon, or are these intruders from a sinister alternate dimension?