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 separate personalities that control your behavior at different times.

Aug 12, 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, …

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 …

May 10, 2021 · Dissociative identity disorder (DID) is a mental health condition with strong links to trauma, especially trauma in childhood. Understanding the causes can help you manage this …

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 …

Dissociative Identity Disorder - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version.

What is dissociative identity disorder? Individuals with DID often also suffer from other mental illnesses, including posttraumatic stress disorder (PTSD), borderline and other personality …

Jun 30, 2025 · DID is associated with long-term exposure to trauma, often chronic traumatic experiences during early childhood. It is often misunderstood and portrayed incorrectly in …

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.