Dr. Stewart is the special guest on Doctor Radio! View this post on Instagram Tune in to Doctor Radio on SiriusXM this Thursday (8/8/19) at 7:30am to hear Dr Stewart talk about Performance 20/20 and performance vision training! #siriusxmdoctorradio #siriusxm #siriusxmradio #sportsvisiontraining #sportsvision #trainyourbrain #seefasterplayfaster A post shared by Performance 20/20 (@performance2020) on Aug 5, 2019 at 6:32pm PDT