Sufferers of celiac disease have an intolerance to the dietary protein gluten, which can lead to inflammation of the intestines, causing abdominal pain and diarrhea. Just what causes the condition isn ...

Food intolerance may be described as an adverse non-immunologic chemical reaction in the body to a non-toxic component of food. This occurs in the absence of any structural abnormality of the ...

Lactose intolerance is a common cause of abdominal cramping, bloating and diarrhea. This condition occurs when the body does not have enough of the intestinal enzyme lactase. The job of lactase is to ...

They're rare, but alcohol allergies can range from mild to life-threatening, says Samuels.

Foods high in histamine include certain sausages, beer, wine, aged cheese, and tomatoes. People with histamine intolerance have symptoms with exposure.

Add Yahoo as a preferred source to see more of our stories on Google. Your symptoms could be telling you you have a food intolerance. (Getty Images) Food intolerances – when your body isn't able to ...

Chemical intolerance, or as it was once known, multiple chemical sensitivity, continues to be a serious health issue. Up to 6% of the U.S. population may react so seriously to chemical exposures that ...

Having specific unusual dietary requirements has become far more mainstream in recent years. There’s an ever expanding ‘free from’ division to most supermarkets to cater for the gluten, dairy or wheat ...

Lactose intolerance describes a condition where a person is incapable of digesting lactose - a type of sugar present in milk and dairy products. Food intolerance is different from food allergy. While ...

Some persons experience an unpleasant physical reaction (nausea, vomiting, bloating) upon ingesting certain foods making them unwell. Adverse reactions to foods are seen commonly and can be broadly ...