The brain is incredibly complex. It consists of approximately 100 billion nerve cells and controls just about everything we do.
So when someone suffers a traumatic brain injury — doctors can only hope that the brain adapts and rewires its circuits in new ways. And that's exactly the kind of flexibility that doctors and rehabilitation specialists hope to encourage in Gabrielle Giffords, the brain-injured Arizona congresswoman.
http://www.foxnews.com/health/2011/0...est=latestnews
Note: Update Record,Published February 14, 2011