Why A Thermometer Is A Good Tool For Airport Ebola Screenings

October 2, 2014 3:00 PM

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Why A Thermometer Is A Good Tool For Airport Ebola Screenings

The United States has seen the first reported case of Ebola outside Africa, brought by a Liberian national who traveled to Dallas two weeks ago. Airports in West Africa have promised to screen every passenger attempting to get on a plane, which has left many Americans wondering: Just how did an Ebola patient make it through four airports without being stopped?

Ebola symptoms can lay dormant for two to 21 days, and during that time, the disease wouldn't show up on a blood test, let alone a thermometer. There was no way to know that this particular passenger was at risk. The good news, says Thomas Frieden, director of the CDC: "Ebola doesn't spread before s...

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