The Packers made the announcement on Twitter , saying the decision to keep him on the sideline “is precautionary.”
Rodgers was poised to play the first game since sustaining a concussion in the season finale last year. He sat out Green Bay’s 28-26 win over Houston last week.
The back ailment means Rodgers will have to wait at least another week to test out the new offense employed by Green Bay first-year coach Matt LaFleur.
Read the original article at https://www.foxsports.com/nfl/story/rodgers-held-out-of-preseason-game-with-back-tightness-081519