Mouse study offers clues to brain’s response to concussions
Multiple head hits in succession most worrisome, evidence indicates
![soccer players](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/02/020416_ls_concussion_free.jpg?fit=860%2C460&ssl=1)
HEADS UP The brain needs time to recover between brain injuries, a study in mice suggests. The finding may help doctors understand potential injuries to athletes, including soccer players who repeatedly head the ball.
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