Question

Mention five common allergic symptoms.

Answer 1

1. Antigens are the foreign substances that induce an immune response in the body by triggering the production of antibodies.
2. Allergies are a type of hypersensitive reaction that is caused when the immune system reacts abnormally to a type of antigen called allergens.
3. Common allergic symptoms include

• Sneezing and an itchy, runny or blocked nose due to nasal allergy.
• Itchy, red, watering eyes due to dust allergy.
• Wheezing, chest tightness, shortness of breath, and cough due to pollen allergy
• A raised, itchy, red rash (hives) due to skin allergy.
• Swollen lips, tongue, eyes, or face due to food allergy.