Overview Want to go to a FAT belly for a flat stomach? Bloating or bring unwanted weight around your abdomen is often uncomfortable and embarrassing. To differentiate between the two, the swelling is temporary bloating can be caused by a reaction to certain foods, lifestyle factors or medical condition, such as liver or heart. Bloating is really the intestinal gas, no excess fat. However, if you are overweight and want to flatten your belly for the long term, the only solution is to lose weight. Whether it is gas or excess weight causes tummy problems, what you choose to put on your fork can help or hinder your goal of getting a flat stomach. Read on to learn about food 10-belly up to get those lean abs you crave.