Dr. Day completed his undergraduate studies at Georgetown University. He holds a master’s degree from Oxford University. He attended Weill Cornell Medical College. He completed a residency in orthopaedic surgery at the NYU Hospital for Joint Diseases. He then completed a fellowship in orthopaedic sports medicine at the Lenox Hill Hospital in New York, NY. He is the author of numerous research publications in orthopaedic surgery and sports medicine. He is a member of the American Academy of Orthopaedic Surgeons, the Arthroscopy Association of North America, and the American Orthopaedic Society for Sports Medicine. He is currently a member of Summit Orthopedic Group, in Chambersburg, PA, part of Summit Health/Wellspan Health. He is a team physician for the Chambersburg Area Senior High School Trojans.