Experts go undercover to your favorite fast-food restaurants and report back to Dr. Oz. What they found will shock you! Learn how you can keep your family safe at the drive-thru. Plus, get the recipe for a healthier Egg McMuffin! 

Click here for Part 1 of The Secrets of the Fast-Food Industry.


Click here for Part 2 of The Secrets of the Fast-Food Industry.

Click here for Part 4 of The Secrets of the Fast-Food Industry.

Get more tips from fast-food insiders. 

Make Todd Wilbur's healthy Egg McMuffin.

Read about the fast-food industry's dirty secret ingredients.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.