Conversation so far:
When did Weeb retire?
CANNOTANSWER.
Where did he go once he retired?
Ewbank moved back to Oxford in retirement.
Was he honored for his career?
In addition to the Pro Football Hall of Fame, he was inducted into the Miami University Athletic Hall of Fame in 1969.
How did he feel about retirement?
that he was glad to be out of coaching.
Did he have any hobbies in retirement?
CANNOTANSWER.
Did he have a family?
He and his wife Lucy had three daughters.
What is a highlight of his career?
Ewbank is the only man to coach two professional football teams to championships, and the only man to win the NFL championship, the AFL championship and a Super Bowl.
What teams did he coach for?
Ewbank was selected as the head coach on the AFL All-Time Team.
What did he do in retirement?
wrote a book in 1977 called Football Greats.
Did he die?
Ewbank died at 91 on November 17, 1998.

Question: From what cause?
Self-contained rewrite: What did Weeb Ewbank die from?