Food Allergies Causes, Symptoms and Treatment
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Food Allergies and Travel
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Food Allergies
What is food allergy?
A food allergy is an abnormal response of the body to a certain food.
Food Allergies
Date updated: April 05, 2007
Caroline Rea, RN, BS, MS
Content provided by Healthwise
Topic Overview ...
Food Allergies in Children
What is food allergy?
A food allergy is an abnormal response of the body to a certain food.
Food Allergies and Atopic Dermatitis
Topic Overview
Related Information
Credits ...
Food Allergies and Sensitivities
Definition
A food allergy or sensitivity is a person's immune system reaction to eating a particular food.
How do food allergies begin?
A hypersensitive reaction towards food is usually a type 1 allergic reaction to something in the diet.
Food allergies are primarily the result of immune responses to food proteins.[2] Normally, noninflammatory immune responses develop to ingested foods in a process called oral tolerance.
Food allergies in infants and children
Allergy to cow's milk is particularly common in infants and young children. In addition to causing hives and asthma, it can lead to colic and sleeplessness, and perhaps blood in the stool or poor growth.
Food allergies
A food allergy is an adverse immune response to a food protein. Food allergy is distinct from other adverse responses to food, such as food intolerance, pharmacologic reactions, and toxin-mediated reactions.
How common are food allergies?
Although 25 percent of people think they're allergic to certain foods, studies show that about only 6 percent of children and 2 percent of adults have a food allergy.
Food allergies
Food allergy is a complex area, further complicated by food intolerance, which can mimic the effects of an allergy.
Common Food Allergies
In children, the most common food allergens that cause problems in children are eggs, milk, and peanuts. Adults usually do not lose their allergies, but children can sometimes outgrow them.
Food allergies may cause many different allergy symptoms. Allergic reactions to food usually occur rapidly after eating the offensive food, usually within 30 minutes and almost always within 2 hours of ingestion.
Many different food allergies cause headaches and migraines. The chemicals and additives that are abundant in some foods can be a factor in these symptoms. Many people suffer headaches after ingesting preservatives and colorings found in some foods.
Foods: Certain foods such as milk, eggs, wheat, soy, peanuts, tree nuts and seafood are some of the most common food allergies. Allergic reactions to these types of foods occur within minutes of eating and symptoms can be severe.
Food allergies
Hives are raised red welts of various size on the surface of the skin, often itchy, which come and go. Also called urticaria, hives is usually part of an allergic reaction to drugs or food.
Food Allergies
True allergic reactions to food involve the body’s immune system. When the body identifies a food as harmful, it produces antibodies directed against that food.
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Food allergies
On rare occasions, a life-threatening situation for a child with severe food allergy can occur within a childcare setting.
Food allergies aggravate LGS.
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Food Allergies and Intolerances
Everyone seems to have food allergies these days, but, in fact, such allergies are rare.
Can food allergies be prevented?
The development of food allergies can not be prevented, but they can often be delayed by following these recommendations: ...
About food allergies
In the UK, food allergies affect about one to two people in every 100. Food allergy is sometimes confused with food intolerance or food poisoning.
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Food allergies develop when the body's immune system has an abnormal reaction to one or more proteins in a food. Food allergies can lead to serious or even life-threatening allergic reactions.
Other food reactions are not caused by the immune system.
Food allergies are caused by the production of antibodies (IgE) against something in the diet. Normally, a substance in our bodies called interleukin (IL-12) prevents this.
Food Allergies. Food allergies may provoke seizures in children who also have migraine headaches, hyperactive behavior, and abdominal pains. Parents should consult an allergist if they suspect foods or additives might be playing a role in such cases.
Food allergies in the children are responsible for many cases. The most frequent problem foods were cow's milk (60% of the time), chocolate, eggs, citrus fruits, wheat, grains, corn, chicken, meat, peanuts, and fish.
Food allergies can cause a host of symptoms , including : swelling of the lips; tongue or throat; hoarseness; cough; hives ; skin rashes ; a runny nose and watering eyes; and asthma .
Food Allergies in Children - Keep Kids Healthy
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Allergies: allergy symptoms, treatment, and medications by MedicineNet.com
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Food allergies, including allergy to peanuts and other nuts, can have effects at several different sites in the body, including the mouth, throat, lungs, skin and gastrointestinal tract.
Food allergies can have effects at several different sites in the body, including the mouth, throat, lungs, skin and gastrointestinal tract.
Food allergies rarely cause asthma.
A. dairy products B. all nuts C. foods with preservatives D. none of the above
5. Which of these, if eaten on a weekly basis, can help reduce chronic coughing and wheezing in asthmatic children?
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Food allergies such as allergies to nuts, strawberries, citrus fruit, egg, food additives, spices, chocolate, or shellfish. Sometimes you can develop an allergy to a food even if you have eaten it without any problem many times before.
Food allergies are frequently blamed for physical and behavioral abnormalities in children, but just 6% of children are diagnosed with true food allergies.
Food allergies are seen in 4.7 percent of children under age five, and in 18 percent under age 18.
Food allergies are common, but they are not as widespread as many people think.
Food allergies are not contagious and pose no risk to others.
Treatment & Monitoring
What are the treatments for the condition?
Food allergies
Food poisoning
Most gastroenteritis is caused by a virus; however, any enteric pathogen can cause acute diarrhea.
Food allergies can trigger or worsen asthma, eczema, or other disorders.
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Food allergies: Food labels list top 8 allergens
© 1998-2006 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. A single copy of these materials may be reprinted for noncommercial personal use only.
Some food allergies are outgrown while others are lifelong. Most children who are allergic to milk, eggs, soy, and wheat outgrow their allergies. However, allergies to peanuts, nuts, fish, and shellfish are almost never outgrown.
The cause of food allergies is related to your body making a type of allergy-producing substance called immunoglobulin E (IgE) antibodies to a particular food.
Drug allergies
Food allergies
Insect bites/stings
Pollens and other inhaled allergens rarely cause anaphylaxis. Some people have an anaphylactic reaction with no known cause.
Treatment of food allergies in children:
After seeing a physician and finding foods to which your child is allergic, it is very important to avoid these foods and other similar foods in that food group.
Kinesiology & Food Allergies
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A baby may inherit food allergies from the mother or father. Breast milk contains substances that coat the baby's intestines to keep allergens from getting into the bloodstream.
Food allergies such as milk, peanuts, and eggs. However, asthma is rarely the only symptom, and not all people with food or other allergies have asthma.[citation needed] ...
Is individual pregnant, have motion sickness, food allergies, food poisoning, radiation sickness, overeating, obstruction of the intestinal tract, hepatitis, or heart attack?
Were there any side effects from medications or alcohol?
Some people have food allergies and are unable to eat foods like peanuts or shellfish, or even eat things that have been cooked in proximity to peanuts or shellfish.
Children with eczema are also prone to have food allergies causing either anaphylaxis in some cases or more subtle reactions that worsen the eczema.
Another reason for your cat to vomit would be food allergies. You should try to change the brand of food you use and choose one with different ingredients and no food dyes. This could help. Sometimes cats vomit when they have intestinal worms.
These reactions aren't true food allergies. Instead, they may be food intolerances.
Are we more worried about food allergies than we should be?
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.
Shellfish allergy is one of the most common food allergies. If you have a shellfish allergy, you may have an allergic reaction to only certain kinds of shellfish, or you may have an allergy to all shellfish.
For example, people with food allergies should always check the list of ingredients on food labels, and they should always ask the waiter about food ingredients before eating at a restaurant.
 See also: Allergies, Symptom, Allergy, Asthma, Immune System
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