These allergies are caused by: pollen, pet dander, dust particles, and mold spores.
Taking into account the airborne allergens listed above, there are two forms of allergic rhinitis: Seasonal Allergic Rhinitis (also called Hay Fever or Pollinosis) and Perennial Allergic Rhinitis.
FRIDAY, June 27, 2025 (HealthDay News) — Many kids are spending a lot of unnecessary time under observation in a hospital following a sudden allergic emergency, a new study concludes.