【TED-Ed】Why do some people have seasonal allergies? - Eleanor Nelsen

Ever wondered why spring brings sneezes and itchy eyes for so many? This video dives into the fascinating science behind seasonal allergies, explaining how your immune system reacts to pollen and what the 'hygiene hypothesis' means for allergy sufferers. You'll pick up advanced vocabulary related to the immune system and treatments like antihistamines, making it a practical watch for anyone curious about beating the sniffles!