Health

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Treating dementia comes with high costs -- emotionally and economically, but a new medical advancement could help detect the disease earlier. The Food and Drug Administration on Friday approved a radioactive imaging chemical from General Electric to…

Photo by Karen Bleier/AFP/Getty Images They've got a few weeks. But if federal officials can't get the new online insurance marketplace running smoothly by mid-November, the problems plaguing the three-week-old website could become a far bigger threat to the…