Even mild concussions can cause lingering symptoms (AP)

[unable to retrieve full-text content]AP - Children with even relatively mild concussions can have persistent attention and memory problems a year after their injuries, according to a study that helps identify which kids may be most at risk for lingering symptoms.

Source: http://us.rd.yahoo.com/dailynews/rss/parenting/*http%3A//news.yahoo.com/s/ap/20120305/ap_on_he_me/us_med_kids__concussions

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