Every year many persons die from influenza, and risk groups such as elderly people and persons with certain underlying diseases, such as cardiovascular disease and lung diseases are advised to be vaccinated before the flu season starts.
Vsako leto za gripo umre veliko ljudi. Rizičnim skupinam, kot so starejši in osebe z določenimi osnovnimi boleznimi, npr. kardiovaskularno boleznijo in boleznimi pljuč, se priporoča cepljenje pred začetkom sezone gripe.