Flu Symptoms In Adults 2024. To diagnose the flu, also called influenza, your healthcare professional does a physical exam, looks for symptoms of flu and possibly orders a test that detects flu viruses. However, if you have the flu, it quickly and moves into headaches,.
What are the symptoms of the flu? Doctors share what the most common flu symptoms are in 2024, what to do if you get the flu and how you lower your risk of getting it.