Influenza (Seasonal) - World Health Organization (WHO)
2023年10月3日 · Influenza type B viruses belong to either B/Yamagata or B/Victoria lineage. Influenza C virus is detected less frequently and usually causes mild infections, thus does not present public health importance. Influenza D viruses primarily affect cattle and are not known to infect or cause illness in people. Signs and symptoms
Influenza seasonal - World Health Organization (WHO)
2024年10月16日 · 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.
Clinical practice guidelines for influenza - World Health …
2024年9月12日 · 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 …
The burden of Influenza - World Health Organization (WHO)
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 …
How can I avoid getting the flu? - World Health Organization (WHO)
2020年1月20日 · Influenza viruses evolve constantly, and twice a year WHO makes recommendations to update the vaccine compositions. For the 2016-2017 northern hemisphere influenza season, the vaccine formulation was updated in February 2016 to contain two type A viruses (H1N1 and H3N2), and a type B virus.
List of 26 Influenza Medications Compared - Drugs.com
Drugs used to treat Influenza The medications listed below are related to or used in the treatment of this condition. Select drug class All drug classes Upper respiratory combinations (17) Miscellaneous antivirals (2) Adamantane antivirals (1) Dopaminergic antiparkinsonism agents (1) Neuraminidase inhibitors (6) Inhaled anti-infectives (2)
Five simple steps to protect against flu - World Health …
2019年11月13日 · In tropical regions, influenza can occur throughout the year, causing outbreaks more irregularly, but prevention is still important. Here’s how you can protect yourself, and those around you. Get vaccinated. Annual vaccination is the most effective way to protect yourself against flu, and serious complications.
Influenza (Avian and other zoonotic) - World Health Organization …
2023年10月3日 · Influenza A viruses are established in many animal species. The emergence of an influenza A virus, with the ability to infect people and sustain human-to-human transmission, could cause an influenza pandemic. Influenza type A viruses are classified into subtypes according to the combinations of the proteins on the surface of the virus.
Influenza (seasonal) WPRO - World Health Organization (WHO)
2024年12月4日 · Influenza (flu) is a respiratory illness caused by influenza viruses that spreads easily through close contact with an infected person. The virus can be passed on from an infected person’s mouth or nose in droplets when they speak, cough and sneeze.
Influenza - World Health Organization (WHO)
Influenza occurs all over the world, with an annual global attack rate estimated at 5 – 10% in adults and 20 – 30% in children. Influenza is associated with considerable economic burden arising from health-care costs, lost days of work or education, and general social disruption across all …