what are the symptoms of gastric trouble?
['Burping. Burping, or belching, once in a while, especially during and after meals, is normal. ... ', 'Passing gas. Passing gas around 13 to 21 times a day is normal. ... ', 'Bloating. ... ', 'Pain or discomfort in your abdomen. ... ', 'Swallowed air. ... ', 'Bacteria in your large intestine. ... ', 'Small intestinal bacterial overgrowth. ... ', 'IBS.']