Former Hills star Kristin Cavallari has been telling friends that giving birth to son Camden "hurt like a bitch and felt like period cramps, but 10 times worse," a source tells Us Weekly in the new issue, on stands Friday.

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Cavallari, 25, welcomed her first child with fiance Jay Cutler, the 29-year-old quarterback for the Chicago Bears, at 2 a.m. on August 8.

Despite the agony and the fact that doctors were forced to break her water, "Kristin says she would do it all over again."

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For now, the new mom is focused on losing the last of the 25 pounds she gained while pregnant, adds the insider.

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"She still has some weight to go on her stomach, but she is almost back!"

This article originally appeared on Usmagazine.com: Kristin Cavallari's Labor Was a "Bitch"