India, July 11 -- By Sadhguru - Founder, Isha Foundation

The United Nations declaration of June 21 as International Day of Yoga is a momentous one. But there has been so much misinterpretation over the years that it is more relevant now to look first at what yoga is not, so we know exactly what we are celebrating.

Is yoga a system of physical exercise? Is it a religion? Is it belief in god? Is it about becoming a good or moral person? These are common questions. The answer to all of them is no.

Standing on your head, twisting your body into all sorts of postures, is not yoga. Yes, there are yogic practices that involve the body. But fundamentally, 'yoga' means union. It means you have begun to experience the universality of who you are...