An allergy is a medical condition wherein allergens irritate your system resulting to a myriad of reactions that make your body crazy. It is when your immune system becomes hypersensitive. Common allergy signs and symptoms are nasal swelling, redness, sneezing, coughing, difficulty in breathing, itching, asthma, bloating, abdominal pain, and diarrhea. A person is most likely to be subjected to an allergic reaction when the person is exposed to the allergens in the working and living environment.

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