Dufner announced on Twitter on Tuesday that he has lost 20 pounds in the past few months after switching to a gluten-free diet and following an exercise program.
This week he will serve as one of tournament sponsor Humana’s “Well-Being Ambassadors.”
Habits don't form overnight, good or bad. You can start by making just one change. #HumanaChallenge— Jason Dufner (@JasonDufner) January 20, 2015
Dufner hasn’t played since a T-7 at the Chiangmai Golf Classic in November.