The Insanity Cardio Power and Resistance routine does a great job of marrying up extremely high-tempo cardiovascular training with plenty of great resistance training at the same time.

Insanity is a very intense and effective 60-day exercise program. This is a review of Day 1 of the program – the Fit Test.

Shaun T (of Hip Hop Abs fame) has taken his already impressive game to a whole new level with Insanity™, and this program has got RESULTS written all over it!

Done properly, the air bicycle abdominal exercise is a very effective movement because you are engaging your upper and lower abdominal areas at the same, while simultaneously using your hip flexors as well.

If you’ve seen the P90X® infomercial, gotten excited, and then asked yourself How does P90X work?, then this 12-part series is for you. Part 2 covers the P90X Plyometrics workout.