Dissociative identity disorder (DID) is a mental health condition where you have two or more interchangeable personalities. It’s usually the result of past trauma.

Dissociative identity disorder (DID), previously known as multiple personality disorder (MPD), is a dissociative disorder characterized by the presence of at least two personality states or "alters".

Aug 11, 2025 · DID is a severe form of dissociation, a mental process that produces a lack of connection in your thoughts, memories, feelings, actions, or sense of identity.

Sep 21, 2021 · Dissociative identity disorder (DID) is a rare condition in which two or more distinct identities, or personality states, are present in—and alternately take control of—an individual.

Oct 4, 2025 · Severe and repetitive childhood trauma often causes dissociative identity disorder (DID). You can have multiple identities that function independently if you have DID. Proper treatment can …

DID often co-occurs with other emotional conditions, including posttraumatic stress disorder (PTSD), borderline personality disorder (BPD), and a number of other personality disorders, as well as …

Dec 20, 2025 · Having a split personality or multiple personalities means you have more than one distinct identity. The clinical term for this condition is dissociative identity disorder (DID). Learn about …

Dec 3, 2025 · Dissociative Identity Disorder (DID), historically known as “multiple personality disorder,” is a complex psychiatric condition characterized by the presence of two or more distinct identity states …

DID, formerly called multiple personality disorder, develops as a childhood coping mechanism. To escape pain and trauma in childhood, the mind splits off feelings, personality traits, characteristics, …

Dissociative identity disorder (DID) is a type of dissociative disorder. It most often develops in early childhood among children who experience long-term trauma, such as emotional, physical, or sexual …