What Happens to your Body if You Do 100 Sit Ups Every Day?

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On the Cheap Tip - 100 SIT UPS EVERY DAY for 7 DAYS #abs VIDEO

We Did 100 Squats Every Day For 30 Days

This Is What Happens When You Do 100 Push-Ups A Day For 30 Days

100 Sit Ups A Day for 30 Days

How many sit-ups you need to do to see results is initially very

Stop Doing 100 Pushups A Day, Push Up Challenge

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Watch What 30 Days of 100 Situps Did to This Guy's Body