Ouch! Injuries can do more than just the baseball player affected—they can throw off a team for weeks, even months at a time. The worst injuries can derail a team’s entire season.

Whether a team is in first place and needs a bat to return fast or is fighting to get back into the postseason hunt and needs a key arm, the following injured players are of major concern for their squads. 

Here are the five biggest injury concerns in baseball right now.

All statistics via ESPN.

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