Then at the end of the third week, there was a pure cardio workout that culminated in what were called level two drills: four regular pushups, four tricep pushups, eight high jumps. The second week, too, stayed within the limits of my psychological health. A little sore in the thighs maybe, a little weak in the hip flexors, but nothing insurmountable.
The first time I tried it, it didn't seem too bad. Insanity came by airmail, bound like a prized first edition. Shaun Thompson leads an Insanity workout.