High-intensity interval training has so many benefits you should know about, and that's why Forbes wrote about it for us.
"Fitness is tough. So when someone claims they’ve found a “scientifically proven” shortcut to bigger biceps, better endurance, and a sexier core, we’re usually right to be skeptical. Conventional workout wisdom says that if you want to dominate a marathon, you better get ready to run far and often.But methods bucking this conventional take are gaining serious mainstream traction — with the scientific evidence to support some counter-intuitive conclusions. Long, slow runs are pretty good at building endurance for long, slow runs. It’s becoming increasingly clear, though, that shorter, more intense bouts boost both short term and long-term exercise capacity, resulting in more efficient workouts that take a fraction of the time..."
Read more: http://www.forbes.com/sites/davidtao/2013/04/05/how-short-and-intense-workouts-changed-fitness-for-everyone/