Exercise might slow rate of mental decline by 10 years for older people

Mentally, we all slow down a little bit as we age. It gets harder to recall names, or we forget where we put our keys, or the car for that matter. Physically, an older brain doesn’t work as fast as it used to. But scientists think there might be one thing that could help slow down this natural aging process. A study published online this week in Neurology found that older people who exercised regularly experienced a slower rate of mental decline.
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