Suffering a single concussion may cause lasting brain damage, researchers report in the journal Radiology. Steven Flanagan, co-director of the Concussion Center at NYU Langone Medical Center, discusses the findings, and why diagnosing a concussion is so difficult.

Are you worried about your kids playing sports?

Researchers in the journal Radiology suggest suffering a single concussion may cause lasting brain damage. We asked you if you’re worried about your kids getting concussions from playing sports.

Storified by Science Friday· Fri, Mar 15 2013 07:40:17

@scifri worried?Yes.But I can’t put them in bubblewrap,norwill I deny them joy,social/physical skills gained by playing either. #SciFriChatgabrielle sarcia

#SciFriChat My boy has had 2. 1 playing Basketball, 1 skiing. They were under such “normal” circs I wonder how many I had and don’t know.Duane Mieliwocki

@scifri I’m worried about head injuries enough that I haven’t let my son play football. Helmets create false sense of security. #SciFriChatCara Cashon

@scifri I have a child in comp soccer & the speed &  size of athletes keeps growing, but not more saftey equipment #SciFriChatAlberto Plantilla

#SciFriChat my concussion came from riding a bike, not while competing in soccer, basketball, softball, track and field.Lollagagger