Many medical terms have evolved or changed over the years to reflect advancements in medical knowledge or to reduce stigma. For example, what was once called consumption is now known to be ...

In psychiatry, there’s no more controversial diagnosis than dissociative identity disorder (DID), the disorder formerly known as multiple personality disorder (MPD). First appearing in the third ...

Spurred by her past struggles with dissociative identity disorder, she has devoted her professional life to studying it.

Multiple Personality Disorder is a mental health condition where a person experiences two or more distinct identities or personality states, each with its own way of viewing and understanding the ...

Dissociative identity disorder is mainly treated with talk therapy. Cognitive Behavioral Therapy helps change negative ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In 2015, doctors in Germany reported the ...

The first time Fennic remembers leaving their body, they were 11 years old. Lying on their bed, they were feeling suicidal, sobbing, and contemplating self-harm when suddenly they heard a female voice ...

Have you ever felt like there are different versions of you living inside your mind, each with its own thoughts, feelings, and even memories? This feeling can be more than just an expression of having ...