Institutes have sprung up for teachers’ training. Many teachers have opened their own outfits and conduct group classes, while some take classes for individuals at their homes. Group classes are also regularly organised in the institutes, corporate houses, government training centres, and so on. Delhi based Rakesh Acharya, who has a degree in health management and a diploma in yoga teaching from Bihar School of Yoga in Munger, has been teaching yoga for the past 11 years. He travels around the city taking individual and need based group classes. On an average he holds six-seven classes per day.