The document provides information about serving sizes from the USDA's My Pyramid guidelines for ages 14-18. It lists examples of what counts as a serving or cup equivalent for grains (1 slice of bread), vegetables (1 cup raw or cooked), fruits (1 cup of 100% fruit juice), and milk (1 cup milk or yogurt). It also provides examples of ounce equivalents for meats and beans (a small steak is about 4 ounce equivalents). The document recommends choosing whole grains, a variety of colored vegetables, and lean meats and dairy to meet the My Pyramid guidelines.