Nightly News   |  February 13, 2012

More calories, more memory loss?

A study published by the American Academy of Neurologists says older people who eat more than 2,100 calories a day have a higher risk of mild cognitive impairment. NBC’s Brian Williams reports.

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This content comes from Closed Captioning that was broadcast along with this program.

>>> the stunner medical story of the day may be this one. a study published by the american academy of neurologists says older people who take in over 2,100 calories a day have more than double the risk of a kind of memory lost called mild cognitive impairment. the more calories older folks consume, the more likely they are to have it. the condition mci for short is off the interim step between memory loss and an early alzheimer's diagnosis. it's why doctors so often emphasize good physical shape is so often the key to a longer life well lived.