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Tasty foods that can fight off diseases

Many health experts agree that the grocery store has loads of disease-fighting foods that should be household staples. Dietitian Linda Illingworth says to observe the 80/20 rule. If you eat healthy 80 percent of the time, you'll still be OK when you don't eat as healthy the rest of the time.
January 24, 2012 2:29:57 AM PST