Every time we "replay" a memory, we replace the original memory with a slightly modified version. Researchers call this

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This phenomenon is called memory reconsolidation, where every time we recall a memory, it becomes flexible and susceptible to modification. The original memory is not completely erased, but rather updated or altered. Repression is when we unconsciously forget traumatic or stressful events. The spacing effect is when we remember information better when we distribute our study or practice sessions over time. The serial position effect is the tendency to recall items at the beginning and end of a list more easily than those in the middle.

Every Time We "Replay" a Memory, We Replace the Original