Food Allergy Information

Concerned about food allergies? Get the basic information about food allergies, including symptoms, related health conditions and the most common foods that trigger allergic reactions.


It's called oral allergy syndrome, and it's caused when the immune system freaks out and overreacts to allergens.

A man inherited his sister's kiwifruit allergy after she donated some bone marrow cells to him, a study confirmed.

Food allergies can affect your behavior, causing hyperactivity, depression, anxiety and more. Learn whether food allergies can affect your behavior in this article.

People often confuse food allergies and food intolerance. Learn the difference between food allergies and food intolerance in this article.

Anaphylaxis is a life-threatening condition that requires immediate medical care. Learn whether food allergies can cause anaphylaxis in this article.

Some symptoms of food allergies are reactions of the skin and respiratory or gastrointestinal systems. Learn about symptoms of food allergies in this article.

There's an emotional impact of food allergies for adult and child allergy sufferers and their families. Learn about the emotional impact of food allergies in this article.

Some of the most common food allergies are to the "big eight," which include milk, eggs, soy, wheat, nuts and fish. Learn what some of the most common food allergies are in this article.

Food allergies are responsible for a wide variety of symptoms. Learn whether there are food allergies that cause earaches in this article.

Food allergies can cause a variety of symptoms. Learn whether any food allergies cause edema in this article.

Food allergies can cause acne, among other skin conditions. Find out whether food allergies can cause acne in this article.

Food allergies can cause asthma, among other respiratory symptoms. Find out whether food allergies can cause asthma in this article.

Food allergies can cause joint pain, among other symptoms. Find out whether food allergies can cause joint pain in this article.

It's possible that food allergies can cause multiple sclerosis if a person is genetically susceptible to the disease. Learn whether food allergies can cause multiple sclerosis in this article.

Sore gums can be caused by any number of factors. Learn whether food allergies can cause sore gums in this article.

The majority of food allergies do not cause an immediate reaction; delayed allergic reactions are more common. Learn whether the majority of food allergies cause an immediate reaction in this article.

Even if you don't want to speak up, the safest way to deal with food allergies in the workplace is to tell your boss and colleagues about your allergies. Learn how to deal with food allergies in the workplace in this article.

A chemical called histamine causes most allergic symptoms. Learn whether food allergies can cause a rash in this article.

Food allergies are the result of a mistake by your immune system. Learn whether food allergies can cause swelling in this article.

Food allergies can cause a range of unpleasant symptoms. Learn whether spicy foods can help with food allergies.

Of the many things parents are encouraged to freak out about, the fear that a peanut will cross your toddler's lips is way up there. Just how much fear is necessary, and how much is due to the 24-hour news cycle?

Food and Nasal allergies can greatly affect the your daily activities. Learn more about living with food and nasal allergies in this article from HowStuffWorks.

Food allergies are a hypersensitivity by the immune system to certain foods. Allergic reactions can range from tingling lips to abdominal cramps to even shock. Learn more about food allergies.

No food can cause an allergic reaction the first time it's ingested. However, severe reactions can occur any time afterward. See some of the most common foods that trigger allergies.