Day 1 – 20 seconds
Day 2 – 20 seconds
Day 3 – 30 seconds
Day 4 – 30 seconds
Day 5 – 40 seconds
Day 6 – Rest
Day 7 – 45 seconds
Day 8 – 45 seconds
Day 9 – 60 seconds
Day 10 – 60 seconds
Day 11 – 60 seconds
Day 12 – 90 seconds
Day 13 – Rest
Day 14 – 90 seconds
Day 15 – 90 seconds
Day 16 – 120 seconds
Day 17 – 120 seconds
Day 18 – 150 seconds
Day 19 – Rest
Day 20 – 150 seconds
Day 21 – 150 seconds
Day 22 – 180 seconds
Day 23 – 180 seconds
Day 24 – 210 seconds
Day 25 – Rest
Day 26 – 210 seconds
Day 27 – 240 seconds
Day 28 – Until failure