As mentioned in part one of this series, a key principle to healthy eating is to eat nutrient-rich foods. Vegetables, fruits, beans, peas, lentils, nuts, and eggs are good examples of health-promoting, nutrient-rich foods.
Unfortunately, simply wolfing down nutrient-rich foods doesn't guarantee optimal nourishment of your cells. Your digestive system has to be able to extract nutrients out of the foods that you eat - this is why chewing thoroughly is vital to your health. Read more about How to Get the Most Out of What You Eat