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Published on: 12/1/2025

Can you have the flu without a fever?

Yes, you can have the flu without a fever. Some people with influenza may not show a fever but can still have other symptoms like a cough or sore throat.

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Explanation

Influenza, commonly known as the flu, can sometimes occur without a fever. Although fever is a common symptom, it is not present in every case. According to research, some individuals, especially older adults or those with weakened immune systems, might experience the flu with no fever but still have other symptoms such as a cough, sore throat, or body aches.

Key Points:

  • Fever Absence: Not everyone with the flu will have a fever. This can make it tricky to recognize the flu based solely on body temperature.
  • Other Symptoms: Even without a fever, flu symptoms can include:
    • Cough
    • Sore throat
    • Runny or stuffy nose
    • Muscle or body aches
    • Fatigue

Understanding that the flu can present in different ways is important for recognizing and managing the illness. Always consider other symptoms and consult a healthcare provider if you suspect the flu, especially if symptoms persist or worsen.

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Influenza (Flu)

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