A new study published today provides some much needed good - there's a downward trend in the rate of "cognitive impairment" among people 70 years old and older.
A research team from the University of Michigan Medical School analyzed data from the Health and Retirement Study (HRS), a national survey of older Americans funded by the National Institute on Aging and based at the U-M Institute for Social Research (ISR), and found the prevalence of cognitive impairment in this age group went down...

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