Influenza (Seasonal) - World Health Organization (WHO)
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 ...
Influenza seasonal - World Health Organization (WHO)
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.
A Brief History of Vaccination - World Health Organization (WHO)
The 1800s. In 1872, despite enduring a stroke and the death of 2 of his daughters to typhoid, Louis Pasteur creates the first laboratory-produced vaccine: the vaccine for fowl cholera in chickens. In 1885, Louis Pasteur successfully prevents rabies through post-exposure vaccination. The treatment is controversial.
Influenza vaccination – 7 things to know - World Health …
Oct 21, 2018 · Influenza vaccines become effective about 14 days after vaccination. 4) Can people catch influenza from being vaccinated? It is impossible to get influenza from the injected vaccine because it does not contain live viruses. 5) Why …
5 myths about the flu vaccine - World Health Organization (WHO)
Myth 1: Influenza is not serious so I don’t need the vaccine. Fact: As many as 650 000 people a year can die of the flu. This only represents respiratory deaths, so the likely impact is even higher. Even healthy people can get the flu, but especially people whose immune systems are vulnerable. Most people will recover within a few weeks, but ...
History of smallpox vaccination - World Health Organization (WHO)
Phipps remained in perfect health, the first person to be vaccinated against smallpox. Edward Jenner among patients in the Smallpox and Inoculation, coloured etching after J. Gillray, 1802. Not everyone was on board with Jenner and his vaccine. Rumours circulated at the time that it would turn people into cows.
History of influenza vaccination - World Health Organization (WHO)
With support from the US Army, the first inactivated flu vaccine was developed by Thomas Francis and Jonas Salk at the University of Michigan. The vaccine was tested for safety and efficacy on the US military, before being licensed for wider use in 1945. Miss H.B. Donald of Melbourne, Australia at the Siemeus electron microscope.
Vaccines and immunization: What is vaccination?
Apr 23, 2024 · Vaccination is a simple, safe, and effective way of protecting you against harmful diseases, before you come into contact with them. It uses your body’s natural defenses to build resistance to specific infections and makes your immune system stronger. Vaccines train your immune system to create antibodies, just as it does when it’s exposed ...
Immunization, Vaccines and Biologicals - World Health …
Immunization, Vaccines and Biologicals. WHO demands urgent integration of health in climate negotiations ahead of COP29. Countries pledge to act on childhood violence affecting some 1 billion children. Second round of polio campaign in Gaza completed amid ongoing conflict and attacks: UNICEF and WHO.
Global Influenza Programme - World Health Organization (WHO)
Global Influenza Programme. Vaccination is the most effective way to prevent infection and severe outcomes caused by influenza viruses. Development and production of influenza vaccines, planning for their supplies and use as well as provision of other respective health care resources are essential components of a comprehensive seasonal and ...