Body twists like a snake (Gall Bladder and Liver; also good for back ache)
Lie on your back, bend your knees and bring your feet close to your buttocks, soles of the feet on the floor. Open your arms to the sides at shoulders level.
2) First we do two preparation breathing. Inhale, your belly expands. Exhale, your belly contracts. Again.
3) Inhale. Now, very slowly and while you are exhaling, let your knees fall together to the floor on your right. Put your right hand on your belly and turn slowly your head to the left. Maintain your shoulders on the ground. 
4) Stay for a while in this position and go on breathing. Focus on your left side. Breathe golden light in it and let go clouds stagnant chi. Breathe deeply in your left side, your belly, your lumbars, your hip joints, your shoulders and your neck. Smile to your spine.
5) Now, while you inhale, bring your lumbars to the ground and your knees up. At the same time, open your arms.
6) Exhale and let your knees fall together to the floor on your left. Put your left hand on your belly and turn slowly your head to the right. Maintain your shoulders on the ground.
7) Stay for a while in this position and go on breathing. Focus on your right side. Breathe golden light in it and let go clouds stagnant chi. Breathe deeply in your right side, your belly, your lumbars, your hip joints, your shoulders and your neck. Smile to your spine.
8) Repeat the exercise as many times as you wish on each side.
9) Stretch your legs out and feel the effect your this exercise on your body. Smile to your body.
This exercise is excellent for the Gall Bladder meridian and helps to improve Qi flow between the top and the bottom of the body. It also harmonizes the Liver and Gall Bladder functions.
(See other meditations on my Medical and Energizing Chi Kung DVD, and on my TAO CD.)