Moderation is always the key to just about everything.
Click through to see some health foods that you may not know about.
Sugar can cause nasty ailments like weight gain and type 2 diabetes, so we do our best to avoid overdosing on it. But sometimes this ubiquitous ingredient can be sneaky, operating under pseudonyms like "high fructose corn syrup" or appearing in foods we would never suspect. Forget the obvious bad guys like cake and soda--you already know about those. It's the seemingly-healthy staples to watch out for, like milk and tomato sauce.