RA is still largely a puzzle to researchers. We don't know what causes it, and we don't know how to prevent it. But with advances in treatment, scientists are learning a lot about how to ease symptoms and slow joint damage.
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It's something we expect in the morning, but at other times of day, bad breath just seems to be in bad taste. And while it doesn't usually signal a serious problem, halitosis can tell you some things about your health.
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