Secrets the Fast-Food Industry Doesn't Want You to Know

Now Playing: The Secrets of the Fast-Food Industry, Pt 1
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About This Episode

Expert insiders go undercover to expose the secrets the fast-food industry doesn't want you to know! Learn the questions you should ask before you order. Plus, Dr. Oz reveals the latest gadgets to help you lose weight.

Originally Aired:

January 21, 2013

Guests:

Robyn O’Brien,

Peter DeLucia

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