How to Exercise
Pull up your abdomen to straighten your back and move your pelvis back and forth.
Exercise for 5 mins followed by 1 min break for three reps. (Adjust rep time according to your condition)
increase the effect, position your hands on the grip, on your waist or raise upward respectively.

Benefits
Strengthens prostate gland and stamina, and prevents lumbago, abdominal obesity and shoulder pain