Influenza season - is there anything to worry about?

Influenza (the flu) is an acute infectious disease caused by viruses of the Orthomyxoviridae family, causing a wide variety symptoms in humans, ranging from mildly disturbing daily activities to life-threatening pneumonia, depending on state their immune system. The annual increase incidence this called "the flu season", which periodic epidemic that affects people all around world. Despite individual, economic and epidemiological risks associated with infection influenza virus, often underestimated people. aim study was present as threat health individuals society describing pathomechanisms its formation spread, available diagnostic therapeutic options, well vaccinations most effective method prevention. current publications online scientific databases many countries world were reviewed. large number widely research results influenza, it necessary update them every year, vaccines against disease, popularize knowledge about it, will enable more control influenza.