Swine Flu and You
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Why are health officials so worried about swine flu? A major reason is that against it, we are almost defenseless. Apart from the drugs Tamiflu and Relenza, which must be taken in the first 48 hours, swine flu is untreatable. But the swine flu scare is only the latest chapter in an ongoing arms race between humans and viruses. But some scientists believe the end may be in sight.