What If You Didn’t Blink for a Week?

Welcome to the longest staring contest of your life. You’re about to go seven days without blinking. What device would keep your eyes forced open? How long would it take before the pain becomes unbearable? And why you might not be able to ever see again? Transcript and sources: 00:00 Longest staring contest of your life 00:38 Why is blinking imortant? 01:53 Lid speculum 03:39 UV rays damaging your eyes 04:41 Corneal hypoxia Questions or concerns? Contact us at Get our 100 best episodes in one mind-blowing book: Join this channel to get access to perks: Check out our other channels: How to Survive: Aperture: Crazy Creatures: Your Body On: Origins of Food: Versus: WTF Did I Just Watch: Watch more what-if scenarios: Planet Earth: The Cosmos: Technology: Your Body: Humanity: T-shirts and merch: Suggest an episode: Newsletter: What If elsewhere: Instagram: Discord: Twitter: Facebook: What If in Spanish: What If in Mandarin: Podcast: What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure through time, space and chance while we (hopefully) boil down complex subjects in a fun and entertaining way. Produced with love by Underknown in Toronto: Contact us at #WhatIf #Cornea #DryEyes #Speculum #TearFilm