Signs and Symptoms

The flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat and lungs. Though the flu and a cold share many symptoms, they cannot be treated alike.  A cold is caused by a different virus and has milder symptoms, while the flu can cause mild to severe illness, and at times lead to death.

This section will help you distinguish between the different symptoms and offer assistance each step of the way.

The symptoms of the flu virus include:

  • fever
  • cough
  • sore throat
  • runny or stuffy nose
  • body aches
  • headache
  • chills
  • fatigue

A significant number of people who have been infected with this virus also have reported diarrhea and vomiting. Also, severe illnesses and death has occurred as a result of illness associated with this virus.