Sit-up exercise instructions and video

The sit-up is a hip-and-waist-flexion exercise that targets your rectus abdominis and synergistically activates several hip and waist muscles.

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L-sit pull-up exercise instructions and video

DMoose Ab Exercise Mat - Sit Up Workout Pad for Abdominal & Core Workout Training – Situp Assist Device for Full Range of Ab Workouts - Exercise pad for crunches

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