How memories form and how we lose them

4:19

Think back to a really vivid memory. Got it? Now try to remember what you had for lunch three weeks ago. That second memory probably isn't as strong – but why not? Why do we remember some things and not others? And why do memories eventually fade?

AARP Studios
How memories form and how we lose them

Think back to a really vivid memory. Got it? Now try to remember what you had for lunch three weeks ago. That second memory probably isn't as strong – but why not? Why do we remember some things and not others? And why do memories eventually fade?

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