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Food Allergy

About Food Allergy

Everyone eat to survive and enjoy the food. In the latest research, everyone is allergic to at least one food. Food allergies are common in children, but they appear for even adults.


An abnormal response triggered by our body’s immune system to food is called food allergy. A food allergy may be mild to severe, or can run in the family. There are also chances that you can be allergic to a food that you were not allergic too for years.

The most severe allergy is anaphylaxis. It is a life threatening whole body allergic reaction that causes impair breathing, drop in blood pressure, drop in heart beat rate. It is very fatal but may be treated when identified promptly.

The main eight food types have caused allergic reactions to many people

  • Egg
  • Milk
  • Peanut
  • Fish
  • Wheet
  • Soy
  • Shellfish
  • Tree nuts

Some are allergic to sesame and mustard seeds in some countries.

An allergic reaction may involve respiratory tract, skin, gastrointestinal tract or cardiovascular system tract. Food allergy may be in any of the following ways

  • Vomiting or stomach cramp
  • Breathing shortness
  • Hives
  • Wheezing
  • Repetitive Cough
  • Shock or circulatory collapse
  • Trouble swallowing
  • Swelling in tongue
  • Weak pulse
  • Skin color change to pale or blue
  • Faint or Dizziness
  • Anaphylaxis


Once you are diagnosed with a food allergy, you should avoid that food. Common food allergies in children are

Common food allergies in children Common food allergies in adults
Milk Fruits and vegetables
Eggs Peanut or any tree nuts
Peanuts Fish and Shellfish

When you are allergic to a specify food there are chances that you might be allergic to related food. But this is not the case with everyone. Example, someone allergic to peanuts may not be allergic to tree nuts like almonds and cashews.


Most food allergies are developed at the early childhood. Once you notice you are allergic to food. Visit your allergist, who will look into your family and medical history and ask basic questionnaire to identify whether you are allergic.

If necessary then your allergist will suggest you for a skin or blood test. Based on the results, your allergist will make a diagnosis.

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