Chicago Woman Loses 135 Pounds to Give Her Brother a Kidney

Kari Roberts always wanted to lose weight, but a powerful motivation finally helped her succeed: She needed to be healthy enough to give her brother a kidney. Roberts, 35, of Crestwood, Ill., a Chicago suburb, weighed 320 pounds three years ago when her brother, Tony Bolda, learned he had a serious kidney disorder. She started trying to lose weight as soon as she heard he needed a transplant because she couldn't even be tested to see if she was a match until she slimmed down. "You have to be...Full Story
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