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Why does my arm hurt the day after I get my flu shot?
AOL Needles usually hurt. That bit makes sense. Flu shots are painful because someone is jabbing a pointed bit of metal into your arm and forcing fluid into your body. But why does it sometimes hurt more the next day? And while we're at it, why does the ... S. Carolina officials announce 1st flu death of season Getting flu shot annually has no impact on natural immunity, researchers find Are We Ready for the Next Flu Pandemic? |
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