Signs and symptoms
... For most people, the signs and symptoms of excess gas and gas pain are all too obvious. They include: The voluntary or involuntary passing of gas, either as belching or as flatus. Sharp, jabbing pains...

Causes
... You swallow air every time you eat or drink. You may even unknowingly swallow air when you''re nervous. Some of that air finds its way into your lower digestive tract. But most lower intestinal gas is...

Risk factors
... You''re more likely to have problems with gas if you are lactose or gluten intolerant, eat a diet rich in fruits, vegetables, whole grains and legumes, or have a chronic intestinal condition, such as ...

When to seek medical advice
... Call your doctor if you have severe, prolonged or recurrent pain in your abdomen, especially if you also have nausea, vomiting, bleeding, weight loss or fever. In addition, talk to your doctor if your...

Screening and diagnosis
... Your doctor will likely diagnose your problem based on your medical history and a physical exam. During the exam, your doctor may check to see if your abdomen is distended and listen for a hollow soun...