Why you’re having an attack

Simple answer: something in your environment—either inside or outside—is triggering your immune system to overreact. Your body identifies the substance (like pollen or dust mites) as foreign and ramps up production of antibodies called IgE, which then put a call out to release chemicals like histamines, setting off allergy symptoms. Learn about the more surprising causes of spring allergies.

Read More: https://www.rd.com/health/conditions/how-to-stop-an-allergy-attack-in-its-tracks/