One of the all-around yoga exercises is the 12-step salute to the sun. Do it once or twice when you get up in the morning to help relieve stiffness and invigorate the body. Multiple repetitions at night will help you to relax; insomniacs often find that six to 12 rounds help them fall asleep.  1. Stand with your feet slightly apart, palms together, and thumbs against your chest.  2....