Arkush attended Deerfield High School (Illinois) and attended college in Carbondale, Illinois at Southern Illinois University before transferring to the University of Michigan, where he majored in English and physical education.
He created and co-hosted the syndicated Pro Football Weekly radio and TV shows, and also worked as a radio commentator on the Chicago Bears Radio Network from 1987–2004. Since 2006 he has also served as an analyst and sideline reporter on the Westwood One national radio broadcasts of NFL games, and is a contributor to WBBM (AM), WBBM-TV and WSCR football coverage.
Arkush and his wife, Candace, have three children; Billy (b. 1978) Arthur (b. 1982) and Taylor (b. 1985).