Overeating may double odds of memory loss in elderly

Can stuffing your mouth clog your brain? A new study suggests overeating may double the risk for memory loss, or mild cognitive impairment (MCI), among people age 70 and older.

The study - to be presented at the American Academy of Neurology's 64th Annual Meeting in April - involved over 1,200 dementia-free people between ages 70 and 89. Of those, 163 people had MCI. Participants filled out a questionnaire about the amount of calories they consumed daily.

Mild cognitive impairment (MCI) is the intermediate stage between the expected cognitive decline of normal aging and the more pronounced decline of dementia, according to the Mayo Clinic. It increases a person's risk for developing later dementia, including Alzheimer's disease, but some people with MCI never get worse.

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