Influenza, or seasonal flu, is a common, preventable disease that is often confused with the common cold. However, the progression of influenza is unpredictable and can even lead to complications and death.

Adenoviruses are common and cause a wide range of diseases in humans, most commonly causing respiratory infections or conjunctivitis or inflammation of the mucous membranes of the eyes. They can be transmitted from person to person through direct or indirect contact with adenoviruses. Currently, 47 types of adenoviruses have been identified in humans.