5 Ways to Keep Your Brain Sharp As You Age

Important parts of the brain tend to atrophy as we get older—yet brain scans of some 70-year-olds resemble those of 20 to 30-year-olds. Emerging research points to habits that may keep the mind sharp during the aging process. “Despite the stereotypes, cognitive decline is not inevitable as you age, and adopting healthy lifestyle habits can significantly reduce your risks for dementia later on in life,” says Sarah Lenz Lock, AARP’s senior vice president and executive director of the Global Council on Brain Health.

Start socializing

“Social isolation increases dementia risk by 50%” in older adults, says Lock. “The link is unmistakable.” You don’t need to collect a whole crew of companions, however; a few close friends ca…