The Suryanamaskara or offering prostrations to the Sun, is practised in the early morning or evening, facing the Sun. The Sun is supposed to be the deity for health and long life. Suryanamaskara is combined process of Yoga Asanas and Pranayama (Yogic postures and regulated breathing). There are twelve spinal positions each stretching various ligaments and giving different movements to the vertebral column. For a person with stiff limbs and spine the Suryanamaskara exercise is a boon to bring back lost flexibility.