So there will either be an excess or a lack, and neither is helpful for your health status. There is a fine line between having a good sports nutrition health and dieting to lose fat. In fact, it is not just a fine line but a huge line. Do not mistake them to be the same thing or else your health will be compromised. Some of these supplements contain ingredients that can cause athletes to violate the rules and regulations governing their sport because of unintentional contamination by other, exotic , substances present in the supplement manufacturing environment. More developments will be created in the world of sports nutrition and these will definitely spawn ethical questions. Sports nutrition education integrates principles of nutrition and exercise physiology and application to exercising individuals. Common topics for discussion include energy expenditure, fuel substrate metabolism, specific nutrient needs, ergogenic aids, hydration, and weight issues for exercising individuals and athletes. Not eating enough can cause a drop in energy and endurance levels and, in the world of sports, can lead to painful losses. This is why athletes learn quickly to pack that extra energy bar just in case. But food is not only good as energy sources to our muscles. They also hold substances that promote our health, boost our immunity to sicknesses, promote tissue repair, protect cells from damage, protect against age-related cognitive decline and increase resistance to cancers, and other illnesses, all of which are important to maintaining good performance and longevity in sports. Glucose fuels the brain and the muscles during an activity. If you lack glucose in your body, you cannot think properly because your brain does not have enough fuel that it needs. Worse, you might faint even before the race begins of hypoglycemia. Having enough stores of glucose in your body will keep you alert and going even for long hours of physical activity. Frozen fruit has longer shelf-life and are easily available if supply of fresh ones is low. Frozen blueberries, mixed berries, and mangoes can be blended into a smoothie with fruit juice and milk or yogurt or used as cereal topping. Chicken breasts or fish fillets that are frozen in individual packing are a good protein source for your meals.