Somatic symptom disorders and dissociative disorders are considered by some theorists to be the result of a psychological process known as in which different parts of an individual's identity, memories, or consciousness split off from one another.

dissociation

Explanation:

Almost everyone experiences some form of dissociation throughout life. It can come in a mild version, such as getting too involved in a book while on the bus or talking to someone and disconecting from reality. On the other hand, when it shows severe signs, it could be something called an dissociative disorder, that can cause amnesia, fugue (missing count on time), depersonalization (detachment from yourself) or even identity desorder, or creating more than one personality.

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