J.J. Watt is healthy after missing most of the season following back surgery, and the Houston Texans star is eager to show that he can be even better than he was before. Watt, who has named the defensive player of the year for the past two seasons, missed training camp and Houston's four preseason games after surgery in July to repair a herniated disk. It was the first time in his career that he'd missed a regular-season game after starting all 16 in each of his first five NFL seasons. More...