This is one of the oldest therapy methods discovered by Yian Huan Yong in the Far East 3500 years ago from now and known as the stone therapy. It is known to be applied by contacting heated stones with useful minerals on the body.
Then, this method became popular in western countries. It was developed by Mary Nelson Hanningan in Arizona in 1993 and it was started to be taught in England in Europe in 1999 for the first time.
