Don't forget that your muscles won't grow unless they have time to recover. You break down muscle tissue in the gym, damaging it and causing metabolic stress. Growth doesn't happen until you can rest and offer your body ample nutrition. It might be tempting to go on a long run or get back in the gym today, but let the program work as it's designed. Trust me, you'll have some long-distance cardio in your near future.
AMP: Marc Megna's 8-Week Aesthetics Meets Performance Trainer Phase 3, Day 42
The final day of Phase Three is a day for you to rest. Allow your body to recover so you can start Phase Four with energy and a good attitude.