Lettuce, a type of leafy green, is one of the most commonly eaten veggies in the United States. Leafy greens can be either dark or light in color and include types such as spinach, romaine, kale, escarole, and endive.

Keeps your heart healthy and helps lower blood pressure.

Lettuce is loaded with vitamins and minerals while low in calories.

To store a full head of lettuce, wrap in a damp paper towel and put the head inside a plastic bag. Store in the refrigerator. If you're storing individual lettuce leaves, spin them dry after washing and place in a lettuce keeper in the fridge.