They say that it takes 21 days to make or break a habit.
This 21 day plank challenge will put your core to the test and send your strength through the roof! All you have to do is hold the plank position for the amount of seconds noted for each day. It may seem easy, but wait until you try it!
21 Day Plank Challenge
Day 1: 15 seconds
Day 2: 25 seconds
Day 3: 35 seconds
Day 4: 45 seconds
Day 5: 55 seconds
Day 6: 65 seconds
Day 7: 75 seconds
Day 8: 85 seconds
Day 9: 95 seconds
Day 10: 105 seconds
Day 11: 115 seconds
Day 12: 125 seconds
Day 13: 135 seconds
Day 14: 145 seconds
Day 15: 155 seconds
Day 16: 165 seconds
Day 17: 175 seconds
Day 18: 185 seconds
Day 19: 195 seconds
Day 20: 205 seconds
Day 21: As long as you can!
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