While was able to return to practice Wednesday, he's unsure if he will be able to return for Sunday's game against the Houston Texans.
"I am not sure," the told reporters of his playing status. "There is still a lot more to it than me just feeling good. I have to go through doctors, team athletic trainers and coaches. It is more than just me saying I feel great."
Chubb was designated to return from injured reserve Monday after missing the last four games because of a sprained MCL.
"It feels great being back out there with the team," Chubb said.