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30 Days to Fitness Model Abs

Shred up your core, bump your heart rate, trim that fat, and get you looking and feeling solid. Youâ€™ll notice there are no sets outlined below â€“ thatâ€™s part of what makes this workout so effective. Your goal is to complete the listed repetitions in as few sets as possible. This means youâ€™re going to have to really push yourself to fatigue.

Day 1: 50 crunches/100 mountain climbers
Day 2: 60 crunches/120 mountain climbers
Day 3: 70 crunches/130 mountain climbers
Day 4: 80 crunches/140 mountain climbers
Day 5: 90 crunches/150 mountain climbers
Day 6: 100 crunches/160 mountain climbers
Day 7: 100 bicycle crunches/80 triple plank hops
Day 8: 120 bicycle crunches/100 triple plank hops
Day 9: 130 bicycle crunches/110 triple plank hops
Day 10 150 bicycle crunches/75 triple plank hops/75 mountain climbers
Day 11: 250 flutter kicks/80 triple plank hops/80 mountain climbers
Day 12: 275 flutter kicks/90 triple plank hops/90 mountain climbers
Day 13 300 flutter kicks/100 triple plank hops/100 mountain climbers
Day 14: 100 eagle sit ups/100 horizontal jacks
Day 15 110 eagle sit ups/110 horizontal jacks
Day 16: 115 eagle sit ups/120 horizontal jacks
Day 17: 120 eagle sit ups/130 horizontal jacks
Day 18: 125 eagle sit ups/140 horizontal jacks
Day 19: 130 eagle sit ups/75 plank ups
Day 20: 140 eagle sit ups/80 plank ups
Day 21: 150 eagle sit ups/90 plank ups
Day 22: 100 windshield wipers/110 triple plank hops/110 mountain climbers
Day 23: 110 windshield wipers/115 triple plank hops/115 mountain climbers
Day 24: 115 windshield wipers/125 triple plank hops/125 mountain climbers
Day 25: 125 windshield wipers/130 triple plank hops/130 mountain climbers
Day 26: 125 vertical crunches/175 mountain climbers
Day 27: 130 vertical crunches/180 mountain climbers
Day 28: 140 vertical crunches/190 mountain climbers
Day 29: 150 vertical crunches/200 mountain climbers
Day 30: 160 vertical crunches/225 mountain climbers