EVMS doctor explores ancient yoga for possible use in modern medicine

... "tumo" (sometimes spelled "g tum-mo") - a Tibetan word meaning "inner fire." Buddhist monks train for years to do this yoga practice, which is passed from generation to generation and entails sitting cross-legged, naked or nearly so, on icy ...

http://hamptonroads.com/2013/04/evms-doctor-explores-benefits-ancient-yoga