Worried about airport scanners? Dr. Oz weighs in on the radiation debate. Even your routine checkup could be dangerous. Find out why. Click here to track your exposure to radiation.

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After years of trying to get pregnant, doctors told Kelsi Pierce it would be near impossible for her to conceive a child. However, Kelsi got the surprise of her life when her mom volunteered to be her surrogate — and she found out she, too, was pregnant!