Utthanapadasana

Lie on the back with the palms flat on the floor.
while inhaling the right leg raising 90 degree and the foot relaxed.
The other leg should be straight and contact with the ground.Hold this position for 3 to 5 seconds while retaining the breath.
Exhale and slowly lower the leg to the floor.
Repeat this with the right leg 5times and practice the same with the left.This can be practice with both the legs together.
Inhale while raising the legs, Retaining the breath while hold the posture,Exhale while lowering the legs.

This asana strengthening the abs and massage the the inner organs.It strengthens the digestive system, lower back, pelvic muscles.