10 Flu Symptoms
Symptom #3: Fatigue
Fatigue, lethargy, or feelings of tiredness is gradual. It is a non-specific symptom and can occur in many other diseases. It is described as a feeling of tiredness that may last several weeks until your health improves. It can be alleviated by periods of rest.
In the elderly and immunocompromised, the fatigue may last longer compared to other individuals as it takes longer for their body to heal. There is a transient decrease in the ability to maintain optimal physical and mental performance.
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