Dr. Oz reveals the most common sex mistakes and no topic is too taboo. Turn up the heat with these sexy solutions. Learn why holding back your sexual fantasies can be a big mistake. Click here to take Dr. Oz's national sex survey yourself.

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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!