The secret to a healthy diet is variety and balance. While superfoods can add extra nutrients, they're not the only solution ...

Raw zucchini offers a similar nutrition profile as cooked zucchini, but with less vitamin A and more vitamin C, a nutrient which tends to be reduced by cooking. Zucchini is also rich in antioxidants.

A new analysis led by researchers at the Johns Hopkins Bloomberg School of Public Health found that more than half of calories consumed at home by adults in the U.S. come from ultraprocessed foods.

The main methods of curing ham are dry-curing and wet-curing, says Sander Kersten, PhD, the director of the Division of Nutritional Sciences and the Schleifer Family Professor at Cornell University.