Influenza (flu) - Symptoms and causes - Mayo Clinic
WebJan 10, 2024 · Flu, also called influenza, is an infection of the nose, throat and lungs, which are part of the respiratory system. The flu is caused by a virus. Influenza is commonly called the flu, but it's different from the stomach "flu" viruses that cause diarrhea and vomiting.
Influenza (Flu) | CDC
WebMay 8, 2024 · Everything you need to know about the flu illness, including symptoms, treatment and prevention.
Key Facts About Influenza (Flu) | CDC
WebMar 22, 2024 · Flu is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and sometimes the lungs. It can cause mild to severe illness, and at times can lead to death. The best way to prevent flu is by getting a flu vaccine each year.
Influenza (Seasonal) - World Health Organization (WHO)
WebOverview. Seasonal influenza (the flu) is an acute respiratory infection caused by influenza viruses. It is common in all parts of the world. Most people recover without treatment. Influenza spreads easily between people when they cough or sneeze. Vaccination is the best way to prevent the disease.
Influenza - Wikipedia
WebInfluenza, commonly known as " the flu " or just " flu ", is an infectious disease caused by influenza viruses. Symptoms range from mild to severe and often include fever, runny nose, sore throat, muscle pain, headache, coughing, and fatigue.
Flu (Influenza): Causes, Symptoms, Types & Treatment - Cleveland Clinic
WebOct 11, 2022 · The flu is an illness you get from the influenza virus. It causes symptoms like head and body aches, sore throat, fever and respiratory symptoms, which can be severe. Flu is most common in winter months, when many people can get sick at …
Influenza - National Institute of Allergy and Infectious Diseases …
WebSep 15, 2023 · Influenza viruses infect the nose, throat, and lungs and produce symptoms that include sudden fever, extreme fatigue, coughing, chills, and muscle aches. Serious complications include pneumonia. Each year, flu causes millions of illnesses worldwide and kills many thousands.
Influenza (flu) - Diagnosis and treatment - Mayo Clinic
WebJan 10, 2024 · Treatment. Usually, you'll need nothing more than rest and plenty of fluids to treat the flu. But if you have a severe infection or are at higher risk of complications, your healthcare professional may prescribe an antiviral medicine to treat the flu. These medicines can include oseltamivir (Tamiflu), baloxavir (Xofluza) and zanamivir (Relenza).
Influenza - World Health Organization (WHO)
WebNov 27, 2009 · Influenza is an acute viral infection that primarily attacks the upper respiratory tract, including the nose, throat, bronchi and, less frequently, the lungs. The disease occurs worldwide and spreads very quickly in …
Influenza | Definition, Symptoms, Treatment, & Prevention
WebMay 7, 2024 · influenza, an acute viral infection of the upper or lower respiratory tract that is marked by fever, chills, and a generalized feeling of weakness and pain in the muscles, together with varying degrees of soreness in the head and abdomen.
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