But it can be done that the flu shot presents protection from pneumonia, Siegel added. People gets some protection they’re not even counting on, he said. You can find added protection against the true killer – – pneumonia. All Americans over the age of 6 months should be vaccinated each year against the flu, the CDC recommends.. Flu Vaccine May Also Protect Against Pneumonia: – MONDAY, Oct. 5, 2015 – – Getting a flu shot may protect you not merely from flu, but from pneumonia also, the leading reason behind flu-related deaths and hospitalizations, a new study suggests.Novak, M.D., Ian Frank, M.D., Carter Bentley, Ph.D., Shelly Ramirez, M.A., Rong Fu, M.S., Richard A. Koup, M.D., John R. Mascola, M.D., Gary J. Nabel, M.D., Ph.D., David C. Montefiori, Ph.D., James Kublin, M.D., M.P.H., M. Juliana McElrath, M.D., Ph.D., Lawrence Corey, M.D., and Peter B. Gilbert, Ph.D. For the HVTN 505 Study Team: Efficacy Trial of a DNA/rAd5 HIV-1 Preventive Vaccine The epidemic infection due to the human immunodeficiency virus type 1 is now in its fourth decade, with around 2.5 million new infections happening worldwide annually.