Article content Walter and Phyllis Gretzky raised a remarkable family, including hockey superstar Wayne. Walterâs life was busy before his 1991 stroke, but his full recovery due to family support and his amazing rehabilitation therapist, Ian Kohler, his book, Walter Gretzky, is a must read for stroke survivors. We apologize, but this video has failed to load. Try refreshing your browser. Walter Gretzky exemplified true Canadian values                               Back to video Hockey played a significant role in his recovery. He described his recovery: âSomething happened, something good. My attitude changed, my sense of self, and turned my life into something worth living again.