Fitness, Children's Sports • Lifeguards and Swim Instructors. Blocks, straps, blankets, mats, and chairs to help. Begin the journey that is yoga with teachers Tona Schenck and Cindy. When I pulled it down and saw what it was, a huge rush of heat went through my body. Apostate “hot yoga” inventor Bikram Choudhury—reviled by purists for his quick-fix.