Multiple personality disorder (MPD) or better known for its new name “dissociative identity disorder” (DID) is a mental disability where a patient has at least two distinctive personalities. This mental disability can be caused by many reasons, one most common reason is severe mental trauma caused physically, sexually, or emotionally during early childhood. Each different personality has there own distinctive name, age, and personality. Other may range from race, sex, and postures. A patient of DID may find themselves struggling with these multiples personalities and can jump from one to another. The most significant thing about DID is the patient will have no memories of what there other personalities have done an so won’t the personality have any awareness that they are a split personalities of someone else. In addition to DID, patients can also suffer from depression, mood swings, suicidal tendencies, sleep disorders, panic attacks, and eating disorders and so on. A patient of DID struggles with many mental disorders and will find themselves doing things they usually won’t do, like speeding or committing crimes. Some describes dealing with DID as being a passenger in their own body rather than the driver. the chances of getting DID is 0.1% to 1% of the general population. Still, more than 1/3 of people say they feel as if they're watching themselves in a movie at times, and 7% percent of the population may have undiagnosed dissociative disorder. DID can change a persons life in many ways such as depersonalization (a sense of being detached from one's body and is often referred to as an "out-of-body" experience), derealization (the feeling that the world is not real or looking foggy or far away), amnesia (fail to recall significant personal information), identity confusion and identity alteration(a sense of confusion about who a person is). While there's no "cure"