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University of Louisville
Got flu? Keep it to yourself.
Got flu? Keep it to yourself.

Doctors used to call influenza "knock-me-down" fever, and there was a reason for that. Anyone who's suffered through a bout of it knows the miseries: the headaches, the throat that feels scrubbed with sandpaper, the fever so high you're floating on the edge of delirium. And then there is the cough, the muscle pain, the general misery. Worse still: Flu can kill, though not often, and typically only the very young, the elderly and those with compromised immune systems. So what do you do? Because fever-reducing medicines make you feel better, the natural thing is to reach for that bottle of ibuprofen or acetaminophen and power through. New research, however, suggests...

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