The P90X chest and back workout is no joke! It is as intense as they claim it is, and at the same time it is fun, and radically effective!

Solid information about the Bent Knee Leg Raise abdominal exercise, as well as good info about effective abdominal exercises in general.

Crunches on an exercise ball are a very effective abdominal exercise, but you need to do them right if you want to get the most out of the movement!

If you want to get the most “bang for your buck” out of the time that you spend working your abs, you owe it to yourself to try the ball exchange and see how effective it is!

Power up your abdominal workout and also save time by doing an exercise that works many different muscles all at the same time, yet requires no equipment whatsoever!