Allergy- Causes, Symptoms Are Treatments

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One of every 5 humans being these days is having an allergy of one kind or another. Allergy can be of various types including food allergy, seasonal allergy etc.

What is an allergy?

It is overstressed response from the immune system which is related to common substances such as food, environment etc. Allergy-producing substances are called “allergens” Which includes pollens, dust mites, food, protein etc. Whenever an allergic person comes in touch with Allergan, the immune system of human body gives a response via IgE antibody.

How is allergy caused?

The immune system of the body develops a defense mechanism to handle such situations and reacts to those substances known as antigens. In normal circumstances, antigens lead to an immune response through the production of antibodies, which are protective proteins that are targeted against antigens. The antibodies are pretty much protective in nature and help in destroying the foreign particles. But the person who is having allergy suffers from different type of antibody called immunoglobulin E, or IgE, 

Mild symptoms related to a food allergy may include:

  • Sneezing
  • stomach cramps
  • stuffy or a runny nose
  • swelling
  • diarrhea
  • itchy, watery eyes
  • rash

Severe symptoms of an allergic reaction to food are:

  • difficulty breathing, including wheezing
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  • swelling of the lips, tongue or throat
  • dizziness or faintness
  • itchy, blotchy and raised rash
  • nausea or vomiting


 If allergic symptoms are not treated early, they can get worse over time.

Allergy treatments

Although, there is no permanent treatment for allergy, but there are several medications available to treat the symptoms. The drugs include Antihistamines, decongestants etc. While Antihistamines are used in the forms of pills, liquid or eye drop, Decongestants  are used in the form of nasal spray, eye drop.






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