Vaccine | search
Click here to view Vaccine news from 60+ newspapers.
Bookmark or Share- How are vaccines developed? - World Health Organization (WHO)If the vaccine triggers an immune response, it is then tested in human clinical trials in three phases. Phase 1. The vaccine is given to a small number of volunteers to assess its safety, confirm it generates an immune response, and determine the right dosage. Generally in this phase vaccines are tested in young, healthy adult volunteers.
- How do vaccines work? - World Health Organization (WHO)When the human body is exposed to an antigen for the first time, it takes time for the immune system to respond and produce antibodies specific to that antigen. In the meantime, the person is susceptible to becoming ill. Once the antigen-specific antibodies are produced, they work with the rest of the immune system to destroy the pathogen and ...
- COVID-19 Vaccines Advice - World Health Organization (WHO)Some people will experience mild side effects after being vaccinated against COVID-19. Common side effects of COVID-19 vaccines include fever, head or body aches and a sore arm. These symptoms usually go away within a day or two and, if needed, can be managed by getting some rest, drinking fluids, or taking pain-relieving medications.
- A Brief History of Vaccination - World Health Organization (WHO)A plasma-derived inactivated vaccine is approved for commercial use from 1981 to 1990, and a genetically engineered (or DNA recombinant) vaccine, developed in 1986, is still in use today. The measles vaccine (1963) is combined with the recently developed vaccines against mumps (1967) and rubella (1969) into a single vaccination (MMR).
- Vaccines and immunization - World Health Organization (WHO)Vaccines and immunization. Immunization is a global health success story, saving millions of lives every year. Vaccines reduce risks of getting a disease by working with your body’s natural defenses to build protection. When you get a vaccine, your immune system responds. We now have vaccines to prevent more than 20 life-threatening diseases ...
More
