Texans' offense among worst in recent playoff history

HOUSTON -- The Houston Texans’ offense, all season long, has been ugly. And the numbers are even worse.

Somehow -- primarily thanks to the top-ranked unit in total defense and the No. 8 running game -- a team that ended the season with a minus-49 point differential and finished 9-7 wound up with a home playoff game as the winners of the AFC South for the second straight year.

Only two other playoff teams this season had a negative point differential: Miami at minus-17 and Detroit at minus-12.

The numbers are even more surprising because Houston spent the offseason investing in its offense by signing quarterback Brock Osweiler to a four-year, $72 million deal, signing running back Lamar Miller…