When we inhale these microscopic particles, they can cause allergic reactions.
An allergy is a disorder of the immune system that causes hypersensitivity to certain substances, known as allergens. On contact with an allergen, the immune system thinks it’s under attack. It releases powerful chemicals that inflame affected areas, leading to coughing, itching and sneezing, among other symptoms.
Itching, watering, soreness.
Itching, running, sneezing, sinus problems.
Wheezing, shortness of breath.
Itching, irritation rashes.