Burping more than usual randomly; only change in diet is increase H2O intake (2-2.5X) to my recommended amount for weight; no other symptoms, worried?

AEROPHAGIA. AEROPHAGIA = Eating Air. Is very common people are always on the run eating and drinking too fast. Focus on eating and drinking slower avoid carbonated beverages. If symptoms persist or worsen. You need full exam labs and GI work up.