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A concussion is a common type of traumatic brain injury, frequently suffered in contact sports, such as football. As more serious long-term effects of concussions have been revealed through medical studies, some professional sports leagues have revis...

The Minnesota Twins placed third baseman Trevor Plouffe on the seven-day disabled list with a concussion Wednesday after he was struck in the head by Dan Uggla's shin while breaking up an attempted double play.

From concussions to instant replay, WWE has started acting like the NFL, for better or worse.

CHICAGO -- Red Sox catcher David Ross, who hasn't played since May 12, when he was struck in the catcher's mask twice by foul balls and sustained a concussion, has passed the ImPACT concussion testing, a necessary step to return to playing, manager J...

Boston Red Sox catcher David Ross, who hasn't played since May 12, when he was struck in the mask twice by foul balls and sustained a concussion, has passed the ImPACT concussion testing, a necessary step to return to playing.

Indiana Pacers guard George Hill has been cleared to play Saturday night against the New York Knicks in Game 6 of the Eastern Conference semifinal series.

Pacers point guard George Hill missed Game 5 against the Knicks because of a concussion. There's no definite timetable for his return. But, under the guidelines of the NBA's concussion protocol, it seems highly unlikely Hill returns in time for G...

Indiana Pacers guard George Hill missed Thursday night's Game 5 against the Knicks with a concussion, the team announced.

Titus Young's father, Richard, told two Detroit newspapers on Monday that his son suffers from a brain disorder and desperately needs help.

Jordan Zimmermann won his NL and major league-leading seventh game and the Washington Nationals defeated the Los Angeles Dodgers 6-2 on Monday night after losing Bryce Harper in a violent collision with the wall in right field.

BOSTON -- The Red Sox placed catcher David Ross on the seven-day concussion disabled list moments before Sunday's matchup with the Toronto Blue Jays. Catcher Ryan Lavarnway was recalled from Triple-A Pawtucket to take his place on the roster. Ross...

The Red Sox placed catcher David Ross on the seven-day concussion disabled list

O.J. Simpson apparently has decided he'll try to get out of prison by blaming his former attorney for putting him there instead of blaming the concussions he suffered when he played football. Simpson will walk into a Las Vegas courtroom Monday and tr...

A review of the best member of the 2012 Indianapolis Colts who's still unsigned: Austin Collie, wide receiver But for concussion issue, Collie could be a high-quality slot guy serving as a regular and reliable target for a quarterback. Four ...

Defenseman Eric Gryba will be in the Ottawa Senators' lineup for Game 4 against the Montreal Canadiens.

The goalkeeper who was knocked unconscious when he crashed head-first into a goalpost during a Belgian league game will likely miss the rest of the season.