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Are Americans Too Obsessed With Cleanliness?

Flickr Photo/Tattooed JJ

Compared to the rest of the world, Americans take hygiene and cleanliness very seriously. But Dr. Ruchi Gupta, a medical school professor and recent author of a New York Times op/ed article, says Americans are taking cleanliness too far. Dr. Gupta tells David Hyde that not all bacteria are bad, and listeners weigh in on the discussion.