Fruits are a healthy snack option, usually low in calories. For example, a medium-sized apple contains about 95 calories, while a banana contains about 105 calories. Some fruits, such as strawberries, are lower in calories; a cup of strawberries provides about 50 calories. Fruits are ideal for satisfying your sweet tooth and contributing to a balanced diet, as they are rich in vitamins, minerals, and fiber. However, they should be consumed with portion control.