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Doctors in north-western China have performed the world's second face transplant, claiming the procedure was "more complex" than the first such operation in France last year, state media said on Saturday.
Scientists at Massachusetts General Hospital, USA, are using the Free-Electron Laser at specific wavelengths (selective photothermolysis) to heat up fat, which is then excreted by the body - without harming the skin.
Women who had up to two drinks a day scored about 20 percent higher on a test of mental ability than women who had less than one a day or didn't drink at all, according to a report in the April 7 issue of Stroke.
A jury in Atlantic City on Wednesday found Merck & Co. failed to warn Vioxx users of the drug's heart risks and ordered it to pay a 77-year-old plaintiff at least $4.5 million in a decision that raises questions about the company's future defense of thousands of lawsuits filed over the medicine.
More than 80% of college girls go on diets to control their weight, regardless of whether they are normal weight, overweight or obese, according to a study published in the March 31 online issue of Nutrition Journal.
Twenty-five years after the first AIDS cases jolted the world, US scientists think they soon may have a pill that could prevent HIV, the virus that causes the global killer.
