Word: dose
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...lead and mercury in that these plastic ingredients are endocrine disrupters, which mimic hormones. Estrogen and other hormones in relatively tiny amounts can cause vast changes, so some researchers worry that BPA and phthalates could do the same, especially in young children. Animal studies on BPA found that low-dose exposure, particularly during pregnancy, may be associated with a variety of ills, including cancer and reproductive problems. Some human studies on phthalates linked exposure to declining sperm quality in adult males, while other work has found that early puberty in girls may be associated with the chemicals...
...chicken pox virus, which causes shingles in adults. Cullen warns that some patients, especially those suffering genital herpes, may have to take acyclovir on a regular basis (HSV-2 is a hardier virus), but for people with HSV-1, the virus could be eradicated with just one dose...
...year-old mother of two in Boone, North Carolina. In hindsight, Houck wishes she had done things a bit differently. "I would have asked more questions about the necessity for a third scan so soon after the second." She also says no one mentioned the option of a low-dose scan, and she has no idea how much radiation her daughter received. "I wish I'd known to ask the question...
Computed tomography (CT or CAT) scans help doctors detect everything from cancer to kidney stones. But some physicians are raising concerns about the safety of such procedures - most notably, an increase in cancer risk. A CT scan packs a mega-dose of radiation - as much as 500 times that of a conventional X-ray. If your doctor orders a CT scan for you or your child, should you think twice...
...claim of executive privilege in any meaningful way, that's a long shot. The White House has ordered the Justice Department not to pursue the contempt charges brought against Rove. Which means that for now, Democrats in Congress will have to make do with McClellan for their summer dose of political theater...