The Manchester United striker is struggling with a knee injury. Rooney completed 90 minutes of Sunday's 2-1 win over Liverpool but limped away in some pain after the match.
Injury doubt: There is concern at Old Trafford over Rooney's knee problem
Now it is understood that the club's most important player has been told to sit out training this week.
England coach Fabio Capello is also said to be monitoring the situation closely as patella tendon injuries, the type Rooney is believed to have, can be highly troublesome.
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