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What is the term for pre-dementia? Understanding mild cognitive impairment

According to the Alzheimer's Association, an estimated 10% to 20% of people aged 65 and older with mild cognitive impairment (MCI), a term for pre-dementia, may develop dementia within a year. This article explores the official terminology, symptoms, and diagnostic process for the stage of cognitive decline that falls between normal aging and full-blown dementia.