Guest guest Posted October 6, 2007 Report Share Posted October 6, 2007 Princess Diana's driver 'tipped off paparazzi' Senior doctors allege lack of evidence on fluoride safetyThe government is accused by senior doctors today of selectively using inadequate evidence to promote the use of fluoride in the water supply. The public health measure, intended to improve the country's teeth, has attracted huge controversy. Anti-fluoride campaigners claim the chemical has potentially harmful side-effects, while dentists and some public health experts insist it is entirely beneficial. Bird flu virus mutating into human-unfriendly formNEW YORK (Reuters) - The H5N1 bird flu virus has mutated to infect people more easily, although it still has not transformed into a pandemic strain, researchers said on Thursday. The changes are worrying, said Dr. Yoshihiro Kawaoka of the University of Wisconsin-Madison. "We have identified a specific change that could make bird flu grow in the upper respiratory tract of humans". Quote Link to comment Share on other sites More sharing options...
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