AvatarJimmy Chou1:55Transform your bicycle into a motorcycle!Vat19 on YouTubeMake your bike look and sound like a motorcycle with Turbospoke: The Bicycle Exhaust System.Buy here: http://www.vat19.com/dvds/turbospoke-bicycle-exhaust-sy...
AvatarJimmy ChouHere’s How to Breathe While RunningRunnersWorld - Runner's World EditorsExpert tips for breathing techniques that will help you run strong. Sure, your quads, hamstrings, and calves work hard to propel you forward. But there’s another muscle that’s a power player in your running: your diaphragm. Here’s how it works. As you breathe in, your diaphragm contracts and your …