Leading a healthy lifestlye is an important part of being a successful athlete. Putting good things into your body can only make you a better athlete. This doesn't mean that you have to eat only organic food, and you can't even think about going to McDonald's, it just means that you should be conscious about what you are putting into your body.
The day before competition it has been proven that the intake or carbohydrates can be beneficial to your performance. It gives you the energy you need on game day. What you eat also depends on what sport you play. A cardio intensive sport like cross country, soccer, basketball, or track will allow you to consume more carbs than a low cardio intensive sport such as baseball, softball, or golf.
Depending on what you want your body to do, also varies in what you eat. A lot of male athletes come in to college trying to gain weight. These athletes need to eat a lot more calories, but it is important that they are consuming good calories. Proteins such as chicken breast and red meats are healthy fats that can be consumed.
It is important that you balance all of your food groups, you don't want to eat a lot of protein each day and have that be it. You want to be sure to get your full servings of fruits and vegetables, because your body needs the vitamins and minerals that these can provide for you.
Fruits and vegetables are very low in calories and are typically very low in fat. The fat that you do find in these items is generally good fat that your body needs to comsumer anyway