Constant belching and flatulence: what to know

Belching is air released from the upper digestive tract; flatulence is gas passed from the bowel. Extra swallowed air may follow rapid eating, gum, straws, or fizzy drinks. Gas can also increase when gut bacteria break down certain carbohydrates. Irritable bowel syndrome may cause gas with bloating, abdominal pain, constipation, or diarrhoea. Acid reflux, gastritis, Helicobacter pylori infection, and a hiatus hernia can contribute to upper digestive symptoms. The pattern and associated symptoms are more useful than gas alone.

Try slower meals, thorough chewing, and still drinks. Record foods, portions, timing, bowel movements, pain, bloating, and reflux. Change one suspected trigger at a time so you can see what helps. Regular gentle activity may ease bloating. Do not remove broad food groups or stop prescribed treatment without medical guidance.

Make an appointment for a persistent or newly changed pattern, particularly with ongoing pain, altered bowel habits, vomiting, poor appetite, or weight loss. Seek emergency care for severe pain, a rapidly swollen abdomen, blood or black stools, repeated vomiting, fainting, inability to pass stool or gas, or breathing trouble.

Which symptoms make testing necessary? Could reflux or irritable bowel syndrome explain this combination? How can I change my diet without missing important nutrients?