The flu usually lasts about 2 to 7 days, and symptoms often come on suddenly. Fever may last around 3 days, and the other symptoms often ease in the days after the fever improves. Read more about flu symptoms and how they can present.
Even when someone starts feeling better, a dry cough and low energy can linger for up to 2 weeks. Recovery can take longer in children, older adults, pregnant people, and anyone with ongoing health conditions, especially if breathing symptoms become more intense.
Because the flu spreads through droplets from coughing and sneezing and by touching contaminated surfaces, it helps to stay home while symptoms are active, avoid close contact, and wash hands often.
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This information is general and is not a substitute for medical care. A primary care doctor is the best starting point, and urgent care is appropriate for severe symptoms like trouble breathing. People should avoid self-medicating with leftover prescriptions or antibiotics, since antibiotics do not treat the flu.