Paneurhythmy (Bulgarian: Паневритмия) is a system of physical musical exercises developed by Peter Deunov between 1922 and 1944, focused on achieving inner balance and harmonization. The emphasis of the exercises is on giving and receiving, with the goal of creating a conscious exchange with the forces of nature. Paneurhythmy is practiced for both physical fitness and spiritual development The creator of Paneurhythmy defines it as a science: "Paneurhythmy is a science that regulates one’s physical, spiritual, and mental functions and is a combination of human thoughts, feelings, and actions.