Amp up your usual 3-legged dog exercise by adding some cardio. The result? A move that will work your arms and abs as well as a burpee. Nothing evokes a fitness class-wide groan quite like a trainer ...

Few exercises are as dreaded as the burpee. While many people hate to do them, the classic move is a staple for a reason: It delivers a super fast and effective dose of cardio. And since it requires ...