Healthy diet or good nutrition is one of the main components of positive Lifestyle. In fact, a healthy diet or good nutrition is necessary to lead a healthy or positive Lifestyle. The basics of a healthy diet are lots of fresh fruits and vegetables, wholegrain foods and low fat diary products. Such diet is required everyday in order to maintain the adequate amount of vitamins nutrients and minerals needed to maintain a healthy body. That is why it is rightly said that to eat is necessity but to eat intelligently is an art.