Each year over 200,000 Americans are hospitalized for the serious complications from the flu and there were over 14,000 deaths resulting from the flu last year! How can you protect yourself? The Centers for Disease Control and Prevention recommends a yearly flu vaccine as the first and most important step in protecting against flu viruses. While there are many different flu viruses, the flu vaccine protects against the three viruses that research suggests will be most common. The 2011-2012 vaccine will protect against an influenza A H3N2 virus, an influenza B virus and the H1N1 virus that emerged in 2009 to cause a pandemic. Everyone 6 months of age and.