Allergy is common health problem that affects almost every individual due to certain triggering factors known as allergens. Typically, allergies are seen in people with over-sensitized immune system, for instance, children are more prone to allergies due to weak or underdeveloped immunity. Allergens include dust mites, animal dander, pollen, mold, environmental pollution, climatic changes, etc. The general signs and symptoms of allergies are runny and stuffy nose, nasal congestion with obstruction, constant sneezing, cough, fever and watering of eyes.
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