Increase performance on your yoga mat 2017 Olympics - Everyone's talking about those red circles on Michael Phelps, and other Olympic athlete's skin. They are using the ancient art of cupping - it's essentially about getting more blood flow to the soft tissues and increasing range of movement. In the Olympics, every millisecond counts. If you're not striving for Olympic standards and don't fancy the idea of suctioning your skin and bruising yourself in the process, we have a simpler technique to increase your range of movement which requires a standard piece of yoga kit, the humble yoga belt or sometimes called yoga ...