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 ...

Cold intolerance is usually a symptom of an underlying condition, such as an underactive thyroid, anemia, nutritional deficiencies, or eating disorders. Diagnosis involves a physical exam, questions ...

Gluten intolerance, or non-celiac gluten sensitivity, shares some of the same symptoms as celiac disease. It can cause considerable discomfort, diarrhea, bloating, abdominal pain, and more. People ...

An egg intolerance is a non-life-threatening adverse response to the consumption of eggs. It typically causes gastrointestinal upset symptoms, such as bloating and diarrhea. You might have an ...

What Are Dairy Allergy and Lactose Intolerance? Lactose intolerance and dairy allergy sound a lot alike. Many people think they’re the same thing. But their causes and their effects on your body are ...

If you are lactose intolerant, you typically experience digestive symptoms, including bloating, diarrhea, and other symptoms, after consuming lactose. Lactose is a type of sugar found naturally in the ...