Influenza (flu)
Overview Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Influenza is commonly called the flu, but it’s not the same as stomach…
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Overview Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Influenza is commonly called the flu, but it’s not the same as stomach…
The United States and several other nations are reporting higher rates of the flu compared with past seasons. American health officials say the winter outbreak is expected to be one…