Texans reserve running back Jonathan Grimes didn't practice Thursday due to an illness as he was added to the injury report for the first time since returning from a cracked fibula.
Grimes practiced Wednesday.
Meanwhile, safety Lonnie Ballentine didn't practice due to groin, knee and ankle injuries.
Inside linebacker Brian Peters didn't practice due to a quadriceps injury that has kept him out since a road loss to the Minnesota Vikings.
Wide receiver Jaelen Strong is out for roughly a month with an ankle injury, according to sources not authorized to speak publicly.
Nose tackle Vince Wilfork (groin) didn't practice for the second consecutive day.