Home Cool OMG Ever wonder what makes you yawn? Find out here (VIDEO) 13 March 2014, 1:53 pm EDT By Silvia Hrabkovska Share on Facebook NEXT POST Yawning is so contagious. Why do we yawn? This topic is explained in the video below. Share on Facebook NEXT POST Copyright ©2024 BOOMSbeat., All rights reserved. cool, people, omg Share Connect Tweet 0 Comment Email