Or you could keep things simple and just do this: http://www.rosstraining.com/articles/burpeeclip.htm http://www.rosstraining.com/articles/burpeeclip.htm It's

Or you could keep things simple and just do this: http://www.rosstraining.com/articles/burpeeclip.htm http://www.rosstraining.com/articles/burpeeclip.htm It's my favorite exercise by far. Except the way I learned it is you bring your knees to your chest when you jump (that forces you to jump high). I do 1, then 2, then 4, etc, taking about a 30 second break in between. It does both muscles and cardio. It's super-intense. Just go until you collapse. It gives you a solid workout in around five minutes.