This ab workout sounds intense! I'm going to try it (probably) tomorrow. Most likely I'll cut the numbers in 1/2 to start and then work up from there on another day. I'll cut the running out as well. I'm wishing myself good luck!
List of exercises for the flat belly workout: 30 Jumping Jacks 20 High Knees 30 Squats 20 Leg Lifts 20 Jumping Jacks 30 High Knees 30 Crunches 20 Squats 30 Leg Lifts 10 Pushups 1 Minute Plank Rest 60 to 90 seconds between exercises. Repeat the circuit 1 more time. Perform 2 to 3