There are certain foods that are considered to be "healthy," and there are others that are not. So how do you know which foods are healthy and which aren't? A healthy food guide is the first step toward a better body and life. To determine your total energy intake, the recommended daily allowance of calories is 1200 calories. According to the Department of Health, the recommended total energy intake is about two thousand calories less than your body burns off during each meal. If you consume more than you should or burn off more calories than you eat, you are not in shape, and your health will be in jeopardy. The ten healthiest foods according to the United States Department of Agriculture (USDA) include: Eggs, beans, canned vegetables, fruits (fresh and dried), whole grains, dairy products, nuts, legumes, and protein. These foods contain the nutrients they need to promote good health, but they also provide other types of micronutrients that are good for you. Nuts and le...