We found some of the internet's most extreme action sports footage for our reactors to compete in this Try Not To Flinch Challenge! Which of these extreme videos was the scariest? Content Featured: Goal Pro - Soccer player POV tiktok.com/@povlyfestyle/video/7112185778406444330 Jumping across high building tiktok.com/@highnoy/video/6829151010301185281 Wingsuit POV tiktok.com/@extremeofficial/video/7109511419141328133 Running from the Bulls in Pamplona youtube.com/watch?v=LFDHJx7XP3Q Skiing downhill tiktok.com/@shredmars/video/7126405755783236907 Bull-riding youtube.com/watch?v=Gm43qdaJ4aw Bike course tiktok.com/@lukasknopfmtb/video/7139422217787444486 Rollercoaster POV tiktok.com/@coastermadness99/video/7042197091208285446 Running along a mountain tiktok.com/@extremeofficial/video/7108421983586487558 kiteboarding tiktok.com/@extremeofficial/video/710616501946...