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

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.

Aug 11, 2025 · When you have DID, you have two or more separate identities called “alters.” They control your behavior at various times. Each alter has its own personal history, traits, likes, and dislikes.

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 …

3 days ago · 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 the …

Jul 3, 2025 · If you or someone you know is struggling with symptoms of DID or related trauma, seek help from a qualified mental health professional experienced in treating dissociative disorders. …

Dissociative identity disorder (DID) is best known for alters, dissociated parts of the personality that the individual with DID experiences as separate from themself.

Nov 22, 2022 · Dissociative identity disorder (DID) is a rare mental health condition that is characterized by identity and reality disruption. Individuals with DID will exhibit two or more distinct personality …

Dissociative identity disorder (DID), previously referred to as multiple personality disorder, is a dissociative disorder involving a disturbance of identity in which two or more separate and distinct …