CDC adopts new, near real-time flu tracking system

Dr. Chris Crow, a family physician in Plano, Texas, said that in 10 years of practicing medicine, he has never seen flu spread like it has in the past six weeks. At that time, county and state officials were so overwhelmed that they told doctors to stop sending in test results because they couldn't handle the volume, Crow said. But that changed this week when the U.S. Centers for Disease Control and Prevention launched an effort to better and more easily track the H1N1, or swine flu, virus and other seasonal influenza activity throughout the United States.

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