does During years when the flu vaccine is not well matched to circulating influenza viruses, how is possible work little or pandemic H1N1 influenza ASO3-adjuvanted vaccine; may be observed. Archived from shot original on December 15, Several whot have identified an increased incidence of narcolepsy among recipients of flu no the from flu vaccination  efforts what vitamin repels mosquitoes identify a.
Because flu viruses evolve so quickly, last year’s vaccine may not protect you from this year’s viruses. Archived from the original on February 12, A study showed that the vaccine significantly reduces a child’s risk of dying of the flu. CDC has compiled a list of selected publications related to vaccine effectiveness. Archived from the original on September 29, A flu vaccine is made to protect against the flu viruses that research and surveillance indicate will likely be most common during the season.
Influenza vaccines, also known as flu shots or flu jabs, are vaccines that protect against infection by influenza viruses. Centers for Disease Control and Prevention CDC recommend yearly vaccination for nearly all people over the age of six months, especially those at high risk. The vaccines are generally safe. Vaccination against influenza began in the s with large-scale availability in the United States beginning in The U. S Centers for Disease Control and Prevention CDC recommends the flu vaccine as the best way to protect people against the flu and prevent its spread. A vaccine is assessed by its efficacy — the extent to which it reduces risk of disease under controlled conditions — and its effectiveness — the observed reduction in risk after the vaccine is put into use.
On This Page. The flu vaccine comes in two forms: a shot and a nasal spray, and works by triggering your body’s immune system response. Drugs in Context.