The Flu: Overview
Influenza
Influenza is a highly contagious acute viral infection of the respiratory tract that can lead to serious life-threatening complications.1
Patients who have contracted the flu will often experience sudden upper respiratory symptoms that are similar to the common cold.2,3
Affected patients are also likely to experience fever, myalgia, fatigue and loss of appetite.4,5,6
Due to the nature of its symptoms, flu can cause a significant impact on quality of life, such as absenteeism, decreased productivity, and detrimental effects to both mood and cognitive performance.7