Woman donates kidney to twin sister in a rare transplant that doesn’t require anti-rejection drugs
Identical twins Karen Rodman and Linda Thomas have been inseparable since birth: after all these years, they work together, ...
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The science behind the selfless act of donating a kidney to a stranger
About 300 Americans a year give a kidney to a complete stranger. Research says these people have a larger amygdala -- perhaps making them feel others' pain more than the average person.