Beginner Week 1:
Day 1: 30 sec - 03/05
Day 2: 30 sec - 03/06
Day 3: rest - 03/07
Day 4: 45 sec - 03/08
Day 5: 45 sec - 03/09
Day 6: 1 min - 03/10
Day 7: 1 min - 03/11


Sorry to hear about your back - hope it's getting better.