3. Increase your knowledge
Studies indicate that the more time you spend in school, the better able you will be to keep dementia at bay. “It could be that formal education lays down the foundation for a good brain for the rest of your life,” explains Dr. Rockwood, “or that educated people naturally seek out novel, intellectual stimuli.” Ultimately, learning is the most fundamental brain workout—and the more you do it, the more you’ll benefit. “The neurochemicals associated with laying down a new memory are also protective for your old memories,” says Dr. Rockwood.