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KXAN NBC 36 Austin  •  Dec. 05, 2008. 01:17 PM EST

How to boost your brain during the day

KTVX ABC 4 Salt Lake City  •  Nov. 26, 2008. 01:22 AM EST

More than 140,000 severely overweight americans have gastric bypass surgery every year. It's done for weight loss, but a new study shows it ca...