What are Allergies? Allergies are hypersensitive immune responses to substances that are typically harmless, known as allergens. Common allergens include pollen, dust mites, pet dander, certain foods, and insect stings. Symptoms can range from mild irritations, such as sneezing and itching, to severe reactions that may require medical intervention. Identifying and managing allergies ... https://thebayaesthetics.in/allergies/