The act of burping is rather common and is totally natural, especially after eating or drinking at dinnertime. Burping is caused by swallowing excess air if you are eating or drinking too quickly, ...

and it's actually normal to burp up to four times after a meal. This is due to the ingestion of excess air, which can happen ...

"When you eat something ... the physiology of burping," he said. Mr Karagama said it was not known how many people have the condition, but he believed it was common. "A lot of people don't even ...