Nutrition is the relationship of foods to the health Proper nutrition means that you are receiving enough foods and supplements for the body to function at optimal capacity. It is important to remember that no single nutrient or activity can maintain optimal health and well being, although it has been proven that some nutrients are more important than others. Nutrition plays a critical role in athletic performance, but many active people do not eat a diet that helps them do their best. Without a basic understanding of nutrition, popping a pill seems easier than planning a menu. In reality, there is no pill, potion, or powder that can enhance your performance like the right foods and fluids. All of the nutrients are necessary in different amounts along with exercise to maintain proper health. There are six main types of nutrients used to maintain body health. They are: carbohydrates, fats, proteins, vitamins, minerals, and water . They all must be in balance for the body to function properly. There are also five major food groups. The groups are: fats and oils, fruits and vegetables, dairy products, grains, and meats. Exercise is also an important part of nutrition. Exercise helps tone and maintain muscle tissue and ensure that the bodys organs stay in good condition. Healthy eating without exercise will not result in good nutrition and a healthy body - neither will exercise without nutrition. The most important thing about exercise is that it be practiced regularly and that it be practiced in accompaniment with a healthy diet. It is also desirable to practice more that one sport as different sports exercise different areas of the body. Carbohydrates, proteins, and fats are the sources of energy for the body. To have enough energy you need to consume enough energy. Getting adequate calories is one of the keys to an ergogenic, or performance-enhancing, diet. With too few calories you will feel tired...