Texans coach Bill O'Brien referred to Arian Foster (hamstring) on Monday as "day to day."
Following Sunday's win over the Bills, Arian Foster (hamstring) admitted he "just wasn't 100 percent healthy out there."
Andre Johnson said the ankle injury that briefly sidelined him Sunday is "fine."
Garrett Graham caught three passes for 28 yards in Week 4 against the Bills.
Alfred Blue had nine carries for nine yards in Week 4 against the Bills.
DeAndre Hopkins had five catches for 64 yards and a touchdown in Sunday's Week 4 win over Buffalo.
Arian Foster totaled 61 yards on 15 touches in Sunday's Week 4 win over Buffalo.
Ryan Fitzpatrick completed 25-of-37 passes for 268 yards, one touchdown, and two interceptions in Sunday's Week 4 win over the Bills.
Andre Johnson left Sunday's Week 4 game against the Bills with an ankle injury.
According to NFL Network's Albert Breer, Arian Foster (hamstring) is moving with a slight limp during warmups.
Arian Foster (hamstring) is active for Week 4 against the Bills.
According to the Houston Chronicle, Arian Foster will "definitely" play in Sunday's game against the Bills.
NFL Network's Ian Rapoport reports Arian Foster (hamstring) is expected to play Sunday against the Bills.
The Houston Chronicle expects Arian Foster (questionable, hamstring) to play in Week 4 against the Bills.
Andre Johnson (ankle) is probable for Week 4.