This exercise works the lower abdominal muscles to give defined lower abs, it can be the difference between a four and a six-pack.

Step 1: Lie down on the floor or on an exercise mat with your body straight and hands on your sides.

Step 2: Exhale as you lift your legs without bending your knees until your body forms a 90 degree right angle with your legs perpendicular to the floor and your torso.

Step 3: Inhale as you lower the legs back down in a controlled movement, do not let your feet touch the ground.

Step 4: Repeat as many times as possible.

Beginners: Reduce the range of the exercise by raising only till your legs are slightly above the ground forming a 45 degree angle, you may bend your knees slightly as well if required.

Experienced readers:Perform the same exercise while on a parallel bar to do a hanging leg raise, here you will raise the legs till they are parallel to the floor.