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It's Okay to Be Smart
%$?# Allergies!
Season 3
Episode 23
Springtime means the arrival of green grass, bright flowers, and buzzing bees. But for many of us, it’s also about sneezing, watery red eyes, and a runny nose, thanks to allergies. In this week’s video, you’ll learn why we get allergies, how our immune system turns against us to attack pollen and pets, and why allergies seem to be on the rise in developed nations.
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We travel to Great Sand Dunes National Park to climb the largest sand dunes in America.
