Podcast:Short Wave Published On: Wed Nov 02 2022 Description: Katie Wu is a cat person. She has two of them: twin boys named Calvin and Hobbes. But up until grad school, she couldn't be anywhere close to a cat without her throat tightening and her nose clogging up. In a stroke of luck, Katie's cat allergy suddenly disappeared. The reasons for her night-and-day immune overhaul remain a mystery.In this episode, Katie walks host Aaron Scott through the dynamic world of allergies and what it reveals about our immune systems. Calvin and Hobbes make cameo appearances.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy