Bhujangasana (Cobra Pose)-Relieves indigestion, constipation and helps in elimination of waste. Removes backache and makes the spine supple and healthy, beneficial for all abdominal organs, helps in toning hips, thighs and calf muscles.Lie on your stomach with forehead touching the floor and your legs and heels held together.Place your palms flat on the floor, slowly raise your neck while inhaling air, raise your body as much as you can, let the pressure come on your palms. Hold for few seconds than come back while releasing air. Do it four or five times continuously.