Symptoms of the Flu

The seasonal flu can cause mild to severe illness, and at times even death. Below are symptoms you can expect with the flu:

  • fever
  • headache
  • muscle aches and pain
  • sore throat
  • cough or
  • weakness

If you do not start to feel better after a few days or if your symptoms get worse, you should either call your health care provider or Telehealth Ontario at 1-866-797-0000.


Differences between the flu and a cold 

How do you know if you have the flu or just a cold? Here are symptoms of both illnesses.


Cold or Flu?






 Usually high, sudden onset
 Lasts 3 - 4 days




 Aches & Pains


 Usual, often quite severe


 Rare / Mild

 Moderate to extreme
 Can last up to one month










 Sore Throat




 Sometimes Mild to Moderate

 Usual;can become severe


 Sinus or Ear Infection

 Pneumonia, kidney failure
 heart failure, can be life   


For Further Information

For Flu information or questions call: (807) 625-5900 or Toll-free I-888-294-6630.

Learn more about the flu at the Ministry of Health's flu website.

Last Updated: 22/10/2018