Food allergy is an immunological response and the physical reactions can vary from skin afflictions to vital organ malfunctions. The existence of food allergy is visible by some common signs such as puffiness or dark circles under the eyes or a blue tinge to the whites of the eyes. The symptoms of food allergy are mainly caused by the immune response to food; however they can be triggered by stress, trauma, antibiotics, pollution etc. Some reactions to foods occur without the mediation of the immune system. Intolerance involves an abnormal response such as vomiting the food within minutes of ingestion. An increased metabolic action is often produced in those taking caffeinated drinks. There are two types of true food allergies: i) Fixed ii) Cyclic Fixed food allergies are those allergies which are present in a person for years and the reactions may occur throughout the life. However, if your immune system is strong enough eating an offending food on weekly basis will p
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