If you've ever seen someone have a severe asthma attack, you know how frightening it can be. Now imagine ending up in the emergency room over and over again. That's what happened to one college student, but a simple test made all the difference.
New asthma test helping to prevent severe attacks
Read or Share this story: http://www.ktvb.com/story/news/health/2014/06/30/11768999/