The Chest & Back workout of P90X is done on the following weeks and you will need; weights or resistance bands; chin up bar or resistance bands; pushup bars are not needed but recommended.

Classic Program
Day 1 for Weeks 1, 2, 3, 9, 11.

Doubles Program
Day 1 for week 1, 2, 3
Day 1 Second Session for weeks 9, 11

Lean Program
Day 1 for week 9, 11

Following the Chest & Back Workout it is to be followed up by the Ab Ripper X Workout for all over the above listed workouts.

The Chest & Back workout includes the following 12 exercises repeated twice;

1- Standard Pushups
2- Wide Front Pullups*
3- Military Pushups
4- Reverse Grip Chinups*
2 minute break
5- Wide Fly Pushups
6- Closed Grip Overhand Pullups*
7- Decline Pushups
8- Heavy Pants*
2 minute break
9- Diamond Pushups
10- Lawnmowers*
11- Dive Bomber Pushups
12- Back Fly*

Repeat with a sequence of 2, 1, 4, 3, 6, 5, 8, 7, 10, 9, 12, 11

8 to 10 reps for each exercise will build size, while 12 to 15 will create a slimmer toned look.

*weights / bands / or chin up bar are required to perform this exercise.