2. Climbing Rope
This exercise works your core, arms and legs. It is also easy enough to perform anywhere, making it perfect for the home and office. To begin lie flat on the ground with your hands in the air. The position mimics pulling a rope. Lift yourself as if climbing a rope, while keeping your lower back pressed against the ground. From the moment that your back and shoulders lifts, it must not touch the ground. While ‘climbing the rope’ try to twist your body as much as possible. The upper body needs to be fully rotated. While performing this ab exercise, tuck your chin into your chest.