A nationwide smallpox vaccination program began in December 2002 for key military and State Department personnel and emergency health-care workers. Researchers found that between .5% and 3% of people who received the vaccine needed short-term sick leave for vaccine-related illness, such as fever, usually eight to 12 days after vaccination.
What is the smallpox vaccine and how does it work? Much like other vaccines, the smallpox vaccine protects against infection by helping your body develop immunity to the smallpox virus.
Smallpox is an acute contagious disease caused by the variola virus, a member of the orthopoxvirus family. It was one of the world's most devastating diseases known to humanity.
The last known case occurred in the U.S. in 1949 and due to worldwide vaccination programs, this disease has been completely eradicated. Widespread smallpox epidemics and huge death tolls fill the pages of our history books.
Related Diseases & Conditions Rash The word "rash" means an outbreak of red bumps on the body. When should someone seek medical care for a fever?
Smallpox is an acute, contagious disease caused by the variola virus, a member of the genus Orthopoxvirus, in the Poxviridae family (see the image below). Because of the absence of an animal vector, communities had to reach a critical population (estimated at 200,000 around 3000 BCE) before endemic smallpox could be established.
Smallpox is an acute contagious disease caused by variola virus, a member of the Orthopoxvirus family. Smallpox, which is believed to have originated over 3,000 years ago in India or Egypt, was one of the most devastating diseases known to humanity.
Smallpox was the first disease to be eliminated from the world through public-health efforts and vaccination. Smallpox still poses a threat because existing laboratory strains may be used as biological weapons.
Despite its being dead for 25 Years, the specter of a smallpox pestilence -- via terrorism -- haunts the public. For about four days after exposure to smallpox, a person can still prevent disease by getting vaccinated.
Anthrax and Smallpox - FAQ's - Infectious Disease Center: Information on Infections Q) What should I know about smallpox? Vaccination is not recommended, and the vaccine is not available to health providers or the public.
In animal tests, the vaccine did not protect monkeys against infection with an AIDS virus. But vaccinated animals remained healthy -- and suffered no immune damage from the deadly virus.
They conclude that mass immunization against smallpox in the absence of an identified bioterrorist attack may do more harm than good. Leung tells WebMD that the frequency of eczema has tripled among children in the years since smallpox vaccinations were routinely given.