Spine is often referred to as the second brain. It controls the reflexes of the body and also links all the major organs of the body. It is said you are as young as straight is your spine is. In this series we will discuss a set of seven asans which are extremely beneficial for those with problems of back and spine, and even more for those, who want to stay away from these problems and take to higher practices of yog and Sanatan Kriya. Sadly, modern life style habits include long work hours, improper posture, high stress levels and modern fitness mantras which lay a great pressure on the back often resulting in life-long problems of spine. Here, I detail some preparatory asans from the Sanatan Kriya for a strong and supple spine. Sarp Asan : Lie on your stomach with heels joined. Interlock the fingers behind your back and rest the forehead on the ground. With your head and neck parallel to the ground, raise your upper body as you inhale...