February 4, 2013
Randy Weadon, 86, does crossword puzzles and walks six miles each day around the perimeters of his retirement community, Greenspring in Springfield.
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Experts say diet, exercise and mental stimulation are key.
“Exercise [is] the ‘lifestyle’ factor with the strongest effect. A number of different research groups have found benefits of aerobic exercise on both brain structure and function and on cognitive performance.” — Pamela Greenwood, Ph.D., George Mason University