Purvottanasana.

1.Sit  on floor, stretch legs before itself, put palms on floor in pelvis, directing fingers to feet sides.
3.Bend knees as feet's are standing up on floor.
3.Transfer body weight on palms, and feet, breathe out, and rise body from a floor, straight hands and legs, straining for elbow and knee joints.
4.Stretch neck and head back.
5.Stay such pose for minute, normal breathe.
6.Breathe out, bend elbows and knees, low body, sit on floor, and relax.
Strengthening such pose for wrists muscles, and ankles, shoulder joints flexibility, and removing trigger points.