A nagging calf injury continues to sideline Andrew Luck, but he expects to be ready to start for the Indianapolis Colts in Week 1.

The issue has been lingering for three months and there is no timetable for when the quarterback might be healthy enough to return to practice.

"No," Luck told Peter King when asked if he was worried about not being ready for the season opener. "I certainly believe I will [be ready]. That's certainly the goal."