Patanjali International Yoga Foundation (PIVF) Rishikesh India - Registered Yoga School (RYS) 100, 200, 300, 500 was established in 2001 as Yoga Ashram & Retreat Centre Rishikesh - yoga health and training school, to hold activities and research on ancient yoga, following its deepest source - the noble sage Patanjali. Providing knowledge from the original textbooks of yoga, ayurveda and indian cultural scriptures. The goal of PIYF is not only physical, but also mental and spiritual growth of its students.