Gastroesophageal reflux disease, or acid reflux, is a chronic digestive disorder that causes stomach acid to flow back into the esophagus. The acid irritates the esophageal lining and causes discomfort for the sufferer.

Pasta may contain some ingredients that can trigger certain medical conditions, leading to stomach pain. If you have a known food allergy, you may experience an allergic reaction after eating pasta. Some pasta is made from eggs, wheat and soy, which can cause your stomach to hurt from increased intestinal inflammation.

Celiac disease is estimated to affect 1 in 100 of the world's population, according to the Celiac Disease Foundation. Moreover, an estimated 2.5 million Americans have undiagnosed celiac disease.

About a day before a colonoscopy, you will have to drink a very unappealing solution commonly called colon prep. The solution works by evacuating everything from the small intestine to the lower large intestine, called the colon, the National Digestive Disease Information Clearinghouse says.

Foul gas and diarrhea are two symptoms that go hand-in-hand for toddlers and people of all ages. The occurrence of diarrhea can be alarming for parents, regardless of if the infection is from a virus, bacteria or dairy intolerance.

Hemorrhoids occur when the veins around the anus or lower rectum become inflamed and swollen. They can be located internally or externally around the rectum, and they are usually caused by straining during bowel movements, pregnancy, aging, chronic constipation, diarrhea or anal intercourse.

In general, vegetables do not cause diarrhea, unless you have another medical condition that results in diarrhea. Diarrhea is a condition that most people experience at some point in their life, but if you develop diarrhea every time you eat certain vegetables, you should seek medical attention to determine the cause.

The abdomen is the region between the chest and groin, containing numerous bodily organs that may experience pain. The University of Maryland Medical Center indicates that pain in the abdominal area can result from a variety of factors primarily associated with gastrointestinal disturbance.

The gallbladder, a sac-like organ that lies beneath the liver, is responsible for storing bile, a chemical that breaks down the fat in foods. Gallbladder problems may develop, which can lead to gallbladder perforation, or rupture.

Bloody diarrhea represents a double abnormality. Diarrhea is defined as an excessive volume of stool, while blood in stool is never normal. The responsible diseases range from relatively mild infections that typically get better with minimal treatment to conditions that may be life-threatening.

Gastric emptying occurs when the stomach contracts to empty partially digested contents into your small intestine. From there, food moves on down your intestinal tract. Damage to your vagus nerve, which controls these wave-like contractions, causes gastroparesis, or "

An episode of acid reflux commonly causes symptoms such as heartburn and sour burps. When reflux produces frequent or severe symptoms, it is defined as gastroesophageal reflux disease (GERD), which can lead to serious complications.