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Work your complete core ( upper, lower, obliques, and lower back) with this 4 min tabata routine!
20 Min Intense Core Cardio (no Equipment Needed) by GetFitwithMindy
5 Min Intense Ab AMRAP Workout Challenge by GetFitwithMindy
Intense Dumbbell Ab Workout - 100 Rep Exercise Challenge by GetFitwithMindy
Full Ab at Home Workout by KimberlyF41
No Equipment Full-Body Workoutby The Bike Guy
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