> *Pyramid up in weight with three to four light sets, getting progressively heavier. Such a warmup is only required for Primary Exercises.* ## %1RM Structure On a %1RM basis, warm up pyramids can be structured like this: 1. Bar (45 lbs) x 15 reps 2. 40% lbs x 5 reps 3. 50% lbs x 4 reps 4. 60% lbs x 3 reps 5. 70-75% lbs x 2 reps 6. Begin working sets ### Example - 350 lbs x 5 reps If you were working up to four sets of 350 lbs for five reps on the squat, you could warm up as follows: 1. Bar (45 lbs) x 15 reps 2. 135 lbs x 5 reps 3. 225 lbs x 4 reps 4. 275 lbs x 3 reps 5. 315 lbs x 2 reps 6. Begin working sets with 350 lbs for 5 reps