What is gastroesophageal reflux disease? Gastroesophageal reflux disease (GORD, sometimes also known as GERD) is a disorder of the oesophagus. The oesophagus (gullet) is a muscular tube that transports food from the mouth to the stomach. In GORD, acid reflux (the flow of stomach acid up into the throat and mouth) and heartburn may occur […]

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