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Belching or passing gas, also called flatus, is natural and common. Excessive belching or flatus, along with bloating, pain or swelling of the belly, can sometimes interfere with daily activities or cause embarrassment. But these symptoms usually don't point to a serious underlying condition and are often reduced with simple lifestyle changes.

When belching, gas or bloating interferes with your daily activities, there may be something wrong. Find out how to reduce or avoid gas and gas pains, and when you may need to see a healthcare professional.