Andre Johnson stiff arms Baltimore Ravens cornerback Cary Williams in a wild-card playoff game. (Jonathan Newton / Washington Post)

Houston Texans wide receiver Andre Johnson will miss three-to-four weeks of practice after having arthroscopic knee surgery two weeks ago.

Johnson missed nine games last season because of injuries to both hamstrings and had career lows with 33 receptions and 492 receiving yards. He scored only two touchdowns, tying his career worst.

Johnson, who said he hyperextended his knee in a game Nov. 27 but continued to play, said the procedure was “nothing to panic about,” according to Nick Scurfield of

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