Food gobblers increase their chances of heartburn in two ways. First, they swallow a lot of air. Belching typically follows. The rising air sends acidic digestive juices flying up to the esophagus. Second, since wolfers don't have time to chew their food into easily digestible pieces, their stomachs are forced to release extra acidic digestive juices to break down the abnormally large pieces. This added acid can cause heartburn.

(continue here...)