By Poras Yoga,

In the last few decades, yoga has grown from an esoteric meditation practice into a global wellness industry worth $25 billion. In the U.S. alone, the number of people doing yoga shot from 4 million in 2001 to more than 37 million by 2016. But while today’s yoga has become a highly respectable pastime—synonymous with physical fitness, good health and clean living—its historical roots in ancient and medieval India were decidedly less anodyne.
Yoga is first discussed in the Upanishads, a series of Indian philosophical texts...
                                    (Yogacharya Poras, in picture)