Dr. Oz sits down with Paul McKenna, a hypnotist and self-help author who says that 7 out of 10 people can lose weight -- and keep it off -- with helpful hypnosis.

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!

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