Your mother may have told you to run around to stay warm when outside on a chilly day, but is that really better than standing in place, shivering? MinutePhysics takes a closer look at the issue, and — we hate to say it — Mom was wrong if you happen to be outside naked. Seeing that Mom would never let you do that, though, running the equivalent of a fifteen-minute mile should do the trick.
Video by: www.youtube.com
Video by: www.youtube.com