ONS Greenwich Physical Therapy Director Tatyana Kalyuzhny has been with ONS since completing her clinical doctorate. She is board certified by the Mckenzie Institute in advanced training for mechanical evaluation and treatment of the spine. In addition, Tatyana has developed injury prevention programs for athletes in overhead sports, and is published in tennis injury prevention. She is certified to use the Functional Movement Screen© for athletic injury prevention and in the Graston Technique.