Harvard Mental Health Letter

Seven common memory problems

Sometimes it's normal to forget things. Here is a look at the most typical lapses.

Forming and storing a memory is a multistep process that involves several parts of the brain. A memory is not a single entity, like a book on a shelf. Instead, memory is the aggregation of multiple streams of sensory information, filtered through the perception of the person observing or participating in the event. Each of the different components of memory is stored and processed in a different region of the brain.

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