Video answer: How to prevent flatulence gas, belching and bloating (stomach aches)
Top best answers to the question «A lot of belching and passing gas»
Most belching is caused by swallowing excess air. This air most often never even reaches the stomach but accumulates in the esophagus. You may swallow excess air if you eat or drink too fast, talk while you eat, chew gum, suck on hard candies, drink carbonated beverages, or smoke.
Video answer: What causes too much gas in the intestines ? | top and best health channel