Is a series of physical postures, performed in a single, graceful flow, so that one pose flows into the next. Through their maximum range they give a profound stretch to the whole body. Inhale as you extend or stretch, and exhale as you fold or contract. Through this combination you connect your body, mind and soul. The best time to practice is in the evening. Cautions: Any injury (ask your doctor). In pregnancy, high blood pressure, before or after operations.