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Oct 3, 2023 · 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. Symptoms of influenza include acute onset of fever ...
Nov 27, 2009 · Influenza is usually mild and uncomplicated and most people recover without medical treatment. However infection with influenza may occasionally cause severe disease and death, particularly among the elderly, pregnant women, very young children and persons with certain medical conditions (including chronic heart, lung, kidney, liver, blood or metabolic diseases, or weakened immune systems).
Influenza. Influenza (flu) is a contagious respiratory illness caused by influenza viruses. It can cause mild to severe illness. The virus is transmitted easily from person to person via droplets. Influenza tends to spread rapidly in seasonal epidemics. Infection usually lasts for about a week, and is characterized by sudden onset of high fever ...
Oct 16, 2024 · Seasonal influenza is an acute respiratory infection caused by influenza viruses which circulate in all parts of the world. It is characterized by a sudden onset of fever, cough (usually dry), headache, muscle and joint pain, severe malaise (feeling unwell), sore throat and a runny nose. The cough can be severe and can last two or more weeks.
Sep 12, 2024 · This WHO Clinical practice guideline for influenza is an update and expansion from the previously published WHO guideline on the clinical management of patients with severe influenza or at risk of severe influenza. These updated guidelines provide recommendations on the management of both severe and non-severe influenza and also includes recommendations on the use of antiviral medications to prevent influenza virus infection in individuals exposed to the virus in the previous 48 hours. This ...
"Pandemic influenza is a significant public health issue that we are unable to prevent or eliminate, given our current technology and knowledge. So much of our work managing the pandemic has to be when it occurs, to impact on health and society," said Dr Zhang. "Seasonal influenza epidemics provide real opportunities to prepare for the next ...
Influenza, or the flu, is both a seasonal and a pandemic virus. Every year, mainly during the winter season, seasonal influenza infects as many as 1 billion people. This makes it one of the most common infectious respiratory viruses, after the common cold. Thankfully, the WHO Global Influenza Surveillance and Response System, or GISRS, monitors what viruses are circulating and twice a year recommends which viruses to target in the flu vaccine for the upcoming season.
Global Influenza Programme. We provide Member States with strategic guidance, technical support and coordination of activities essential to make their health systems better prepared against seasonal, zoonotic and pandemic influenza threats to populations and individuals. About. Influenza updates. Current influenza update. Influenza updates archive.
May 16, 2024 · H5N1 influenza virus infection can cause a range of diseases in humans, from mild to severe and in some cases, it can even be fatal. Symptoms reported have primarily been respiratory, but conjunctivitis and other non-respiratory symptoms have also been reported. There have also been a few detections of A (H5N1) virus in persons who were exposed ...
Global Influenza Programme. FluNet is a global web-based tool for influenza virological surveillance first launched in 1997. The virological data entered into FluNet, e.g. number of influenza viruses detected by subtype, are critical for tracking the movement of viruses globally and interpreting the epidemiological data.
