University of Texas at Dallas

Retirement: How to keep your memory in shape

Senior moments may be inevitable, but you can minimize them by getting physical. A good workout routine keeps the heart pumping, the muscles strong and the body in shape -- and it slows the brain's aging process. "A combination of aerobic exercise, strength training and balance exercises offers the best results for the brain," says Louisa Sylvia, an associate director of psychology at Massachusetts General Hospital. Try to spend at least 30 minutes a day, five days a week, doing various fitness activities, such as jogging, playing sports and lifting weights.

Different types of exercise have different effects on the brain. For example, aerobic exercise, such as walking,...