I spent months underwater on a US submarine and felt the same thing. Later the Navy pdoc labelled it dissociation, which is in the DSM. Common Types and Symptoms Depersonalization: Feeling detached from your own body, mind, or actions, like watching yourself in a movie. Derealization: Feeling that the outside world is fake, dreamlike, or foggy. Dissociative Amnesia: Forgetting important personal information or blocks…
Drug use can also cause dpdr