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Surprising Celebrity BMIs
Estimated BMI: 17.9
The mother of six must stay lean chasing after her growing brood: At 5'8", our experts say she probably weighs about 118 lbs.
Though many people envy her beauty and accomplishments, her estimated BMI of 17.9 suggests she'd be an even better role model if she gained some weight.
Next: Arnold Schwarzenegger
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