More than 6,000 people had died from flu complications, including 39 children, as of mid-January. The flu vaccine is still the best defense against the illness. And if you get the shot but still end up with the flu, there are anti-viral treatments that can help.

What can you do today to prevent or treat this year's flu?  Dr. Gregory Poland, director of Mayo Clinic's Vaccine Research Group, shares advice on this week's "Mayo Clinic Q&A" podcast.
Research disclosures for Dr. Gregory Poland.