Nutrition requires a little extra attention as you get older—in part because disease risk increases with age, as does the loss of bone and muscle. Add these foods to your day to give your health a boost.

Good-for-you fats include monounsaturated fats and omega-3 fats—and certain high-fat foods are considered beneficial because of the vitamins, minerals and other nutrients they contain. Looking for an excuse to eat foods with fat? These dozen high-fat foods are actually good for you!

From reducing inflammation to enhancing focus, registered dietitians and nutritionists discuss the evidence.