You just need 20 minutes for a total core workout — I tried this session to blast my abs and obliques
Watch MadFit’s 20-minute standing abs workout ... Along with up and down movements like crunches to hit the upper and lower ...
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Forget crunches — this 10-minute standing ab workout blasts your core with no equipment
The workout is created by YouTube trainer MadFit, and doesn’t need any equipment ... and at the same time, twist your abs and arms to the side with the knee raised. Lower the knee down to the floor, ...