Dissociative identity disorder (DID), formerly known as multiple personality disorder and split personality disorder, is a mental health condition where you have two or more separate identities.

A sharp decline in cases followed, and the disorder was reclassified as "dissociative identity disorder" (DID) in DSM-IV. [7] In the 2020s, an uptick in DID cases followed the spread of viral videos about …

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.

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 …

4 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 · DID is fundamentally a trauma-related disorder that typically develops during early childhood as a response to severe, chronic abuse or trauma. The condition involves disruptions in …

Because DID has been misunderstood and is hard to detect, it is often called a rare condition. In fact, DID occurs in approximately 1% of the general population.

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 …

Oct 25, 2024 · Dissociative identity disorder (DID) is a mental health condition where an individual holds numerous distinct identities, often referred to as “alters.” Previously labeled multiple personality …