API, an abbreviation of a pplication program interface, is a set of routines, protocols, and tools for building software applications.
Dietary Habits and Belly Fat. While eating too much of any food can cause weight gain, some foods are more likely to lead to the accumulation of belly fat than others. If you have a serious soda habit, you're more likely to have a large, hard belly.
Some causes may include: 1  Constipation - Constipation is a common cause of abdominal swelling and bloating, and one that many people experience at times. Unfortunately, it can also mask the diagnosis of other causes, so any constipation that is lingering and persistent should be evaluated by your doctor.