Flu Virus Update

Signs and Symptoms

Influenza (flu) symptoms include:

• fever
• cough
• sore throat
• body aches
• lethargy
• headache
• chills
• fatigue

Symptoms often begin suddenly. Fever typically will last a few days and cough and fatigue the better part of one week, though some symptoms may persist longer than one week.

A small number of people experience complications such as sinus infection, bronchitis and pneumonia.