Surya namaskar is a series of poses that generate prana. This flow is great for heating up the whole body in preparation for other asanas.
Benefits: Invigorating. Helps develop awareness, poise, strength, flexibility, swiftness, stamina and coordination. Stimulates abdominal organs, wakes up kundalini and builds heat. Strengthens the back and opens the chest. Teaches coordination of breath with movement.
Try a few sun salutes first thing in the morning, during your work break or right before bed for an amazing, full-body realignment.