Tranquil Discipline is a term that is often used to describe the practice of YOGA. YOGA is an ancient form of exercise that combines physical postures, breathing techniques, and meditation to promote physical and mental well-being. It is believed to have originated in India over 5, 000 years ago and has since spread around the world. The term 'Tranquil Discipline' refers to the calming and peaceful nature of the practice, as well as the discipline required to maintain the practice.