Gastroesophageal reflux disease, or GERD, affects up to 25 percent of Americans and Europeans, according to a 2009 review in "American Family Physician." Heartburn is the most prominent symptom of GERD, but other symptoms, such as chest pain or pressure, abdominal pain and cough, are not uncommon.

Almonds are a rich source of protein, vitamin E, fiber and many other nutrients. Many people enjoy them as a healthy, guilt-free snack. However, some find themselves regretting their choice a short time later when mild to severe abdominal pain sets in.

Occasional heartburn happens to many people, but if it becomes an everyday occurrence it may indicate an underlying health disorder or unhealthy dietary habits.

White wine, made from white grapes, is a lighter wine that has a high acid content. Many regions around the world produce white wine grapes. You cannot get food poisoning from a bad bottle of white wine. Bad white wine becomes vinegar.

Rectal bleeding is typically discovered in the form of bright red blood that may appear on the toilet paper or in the toilet bowl. If you've consumed chili peppers or hot sauce made from them, this may lead to a burning sensation that makes you wonder if the bleeding is caused by the hot sauce.

A brief tour of the anatomy of the stomach and esophagus will help you understand what causes acid reflux disease. Think of the esophagus as an upright sausage that connects to the stomach at the lower end and throat at the upper end.

Food poisoning often stems from a bacterial infection, but it can be fungal in origin or can relate to food contaminants such as heavy metals. Mild food poisoning, such as from food that triggers gastroenteritis or diarrhea with no further symptoms, usually doesn't cause kidney pain.

As a parent, nothing is more frustrating than having a chronically sick child. If your child is experiencing chronic diarrhea, which is defined as diarrhea lasting more than three weeks, it may be difficult to find the root of the problem because a number of illnesses and emotional issues can cause diarrhea.

Abdominal pain is a common symptom in children, and can have a myriad of causes, ranging from problems that get better on their own to medical or surgical emergencies.

Digestion is a complex process that involves the coordination of several organs. An array of fluids work together to help your body digest nutrients from food. Your gallbladder, in particular, functions to aid fat digestion.

Developing pain in your upper abdomen may leave you concerned that you have a digestive condition. If you develop upper abdominal pain after using psyllium, talk with your doctor to determine the cause of the pain.

Acid reflux occurs when acidic stomach contents leak up into the esophagus, and it is most commonly associated with symptoms like heartburn. If stomach acid irritates the throat or goes into the lungs, it can cause problems like excessive mucus production and wheezing.