Don't let summer sap your smarts. These sneaky little games and snacks will keep you sharp. Your brain will thank you.
By Susan Hall
The next time you're bored by the pool, break out a board game or deck of cards. Exercising your mind with a game that requires brainpower, like chess or bridge, is more than just fun, says Louis Matzel, Ph.D., professor of behavioral science at Rutgers University. "These types of games are inherently challenging, while at the same time they tax your working memory," he says.