Symptoms

How do I know if I have the flu?

You may have the flu if you have some or all of these symptoms:

• Fever (It's important to note that not everyone with flu will have a fever.)
• Cough
• Sore throat
• Runny or stuffy nose
• Body aches
• Headache
• Chills
• Fatigue
• Diarrhea and vomiting (in some cases)