Dr. John Kessler, a leader in the field of stem cell research, works to find a stem cell cure for his daughter’s spinal cord injury. Advances in stem cell research include making them from ordinary skin cells.
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The basic formula for gaining and losing weight is well known: a pound of fat equals 3,500 calories. That simple equation has fueled the widely accepted notion that weight loss does not require daunting lifestyle changes but “small changes that add up,” as the first lady, Michelle Obama, put it last month in announcing a national plan to counter childhood obesity.
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