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How does the flu virus work?

Viruses are nasty, yet surprisingly simple organisms. Most human flu viruses have 11 genes at most, compared to the more than 20,000 genes found in humans.  What makes flu so potentially dangerous is that it’s not very good at making Read More

Do you need vaccinations if you are well past puberty?

When you’re rolling a sleeve up to get the flu shot this year, you might take a minute and ask whether any other immunizations are due, or overdue. Dr. R. Doug Hardy, an infectious disease specialist at UT Southwestern Medical Center, say Read More