05/06/2013 02:41 pm ET

Mom Survey Says: Three Is The Most Stressful Number Of Kids

Woman with stress headache problem
Woman with stress headache problem

When it comes to kids, three is the magic number...for stress.

Mothers of three children stress more than moms of one or two, while mothers of four or more children actually report lower stress levels, according to an exclusive survey of more than 7,000 U.S. mothers released Monday. Call it the Duggar effect: Once you get a certain critical mass of kids, life seems to get a bit easier.

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