Cost of Giving Birth Varies 10-Fold, Study Finds

b_250_0_16777215_00_images_obgrabber_2014-01_4c3f680e87.jpgnattanan726/Thinkstock (SAN FRANCISCO) -- While you can now determine the sex of your baby before he or she is born, figuring out what it costs to give birth remains a mystery.  That's the conclusion of a University of California at San Francisco study that looked at more than 75,000 births in California.

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Man Brain-Damaged After Doctor Allegedly Leaves Heart Surgery

b_250_0_16777215_00_images_obgrabber_2014-01_2ff17174dc.jpgKFSN/ABC News (NEW YORK) -- Cristobal "Cris" Arteaga had come to terms with the fact that his stepfather, Silvino Perez, had been in a vegetative state for more than a year following complications from open-heart surgery, when he said an anonymous phone call suddenly shattered his peace. The man on the other end of the line told him that his stepfather's cardiologist, Dr. Parvaiz Chaudhry, had walked out before completing Perez's surgery to attend a luncheon.

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Keeping It Cool Not Always Best Strategy on the Playing Field

b_250_0_16777215_00_images_obgrabber_2014-01_edf56406cb.jpgFuse/Thinkstock (NEW YORK) -- Anger on the playing field can often work to an athlete’s advantage or disadvantage, depending on the sport, according to University of California behavioral economist Uri Gneezy. For instance, when one becomes enraged during games where strength is a key element to winning, it could help a player get the upper hand over an opponent. However, the reverse is usually the case during games of strategy.

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Can Sex Improve Brain Function?

b_250_0_16777215_00_images_obgrabber_2014-01_f1c48f8bef.jpgWavebreakmedia Ltd/Thinkstock (NEW YORK) -- In one memorable episode of the sitcom Seinfeld, George Costanza abstains from sex and suddenly became a genius. It’s only when he slips and sleeps with a waitress that he returns to his dim-witted ways. Nonetheless, new research from the University of Maryland suggests that having sex might actually improve brain function.

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Low-Income Teens More Susceptible to Obesity

b_250_0_16777215_00_images_obgrabber_2014-01_315a1a420b.jpgmoodboard/Thinkstock (CAMBRIDGE, Mass.) -- Teen obesity is still a major problem in the U.S. although the skyrocketing rate from a decade ago has mostly flattened in recent years. In fact, the news is pretty good for teens from families whose parents went to college. Studies show the rate at somewhere between 7 and 11 percent during the years 2003 through 2010-11.

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