We answer the age-old question: Is it safe to eat food that fell on the floor? The surprising results of our test. Plus, supermodel Christie Brinkley just turned 61! Her secrets and shortcuts to looking great at any age. And, how soon is too soon to go back to work or school after being sick?

Want to know how to look marvelous without splurging so much? Dr. Oz invites three beauty experts to share the smartest ways to save money while looking fabulous starting from your hair and makeup tools to the beauty products you use.

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