It may be potentially dangerous, researchers say
Author - David Brown
Brain disease caused by repeated concussions can only be diagnosed after death at this point
Daily struggle with chronic pain, disability defines patients' lives, experts say
But dose of pain-killing drugs often too high, researchers say
But research is too early to confirm a cause-and-effect link
Bystanders often get distracted by a non-life-threatening issue, research shows
Practices to avoid
Study spots warning signs in kids with readings in the normal range
But older kids often miss out on booster seats