Derealization disorder is a type of dissociative disorder where a person experiences a persistent or recurring sense that the world around them feels unreal, distant, or distorted—like they’re in a dream or a movie. While their surroundings may look familiar, they often feel emotionally disconnected from them, as if there’s a fog or glass wall separating them from reality. Unlike psychosis, people with derealization are aware that their perception is altered, which can be distressing and lead to