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Influenza (Flu) | CDC
Learn about flu, including symptoms, prevention methods, and treatment options.
Influenza (flu) - Symptoms and causes - Mayo Clinic
Influenza viruses are constantly changing, with new strains appearing often. A person's first flu infection gives some long-term protection against similar strains of flu. But the vaccines offered each year are made to match the flu virus strains that are most likely to spread that season.
About Influenza | Influenza (Flu) | CDC
Understanding Influenza Flu is a contagious respiratory illness caused by influenza viruses that infect tissues in the nose, throat, and sometimes the lungs. It can cause mild to severe illness, and at times can lead to death. Getting a flu vaccine has been shown to prevent flu and its severe complications. Flu vaccines are updated yearly.
Influenza - Wikipedia
Influenza, commonly known as the 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. These symptoms begin one to four (typically two) days after exposure to the virus and last for about two to eight days.
Flu (Influenza): Causes, Symptoms, Types & Treatment
What is the flu (influenza)? 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 once (an epidemic).
Influenza (seasonal) - World Health Organization (WHO)
WHO fact sheet on influenza: includes key facts, definition, symptoms, transmission, seasonal epidemics, effects, prevention, WHO response.
National Flu Activity Map - Flustar.com
FluSTAR data is gathered through several surveillance methods, including rapid assay data, laboratory confirmation and clinical diagnosis data. A resulting 12-point cold & flu severity index is further broken out into five levels, helping to paint a regional and national picture of influenza activity in the US. The map also provides breakouts for each condition on the national and local level ...
Influenza (flu) - Diagnosis and treatment - Mayo Clinic
Diagnosis Flu vaccines at Mayo Clinic Mayo Clinic offers flu shots in Arizona, Florida and Minnesota. Learn more about how to get your flu shot at Mayo Clinic. To diagnose the flu, also called influenza, your healthcare professional does a physical exam, looks for symptoms of flu and possibly orders a test that detects flu viruses. The viruses that cause flu spread at high levels during ...
Influenza | Definition, Symptoms, Treatment, & Prevention | Britannica
Influenza is an acute viral infection of the upper or lower respiratory tract, marked by fever, chills, and a generalized feeling of malaise. Seasonal influenza (the flu) is a major global health concern, causing annual epidemics with millions of severe cases and hundreds of thousands of deaths.
Flu (influenza) – influenza A and B, symptoms, vaccine | healthdirect
Influenza is a viral infection that affects your nose and throat. Find out more about the flu and how to protect yourself by getting vaccinated.
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