"There has been a spurt in number of people that have taken up Yoga by up to 30 per cent, most of whom have been inspired by many celebrities and media attention that it has garnered," noted a survey on 'Yoga or Gym', conducted by the Assocham Social Development Foundation in 10 metros -- Ahmedabad, Bengaluru, Chennai, Delhi-NCR, Hyderabad, Indore, Jaipur, Kolkata, lucknow and Mumbai.