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And even two people who get the exact same vaccine may have totally different reactions, for a range of reasons including age, sex, health and immunization history, and other factors that ...
Only a small number of vaccines use technology that contain live virus which can theoretically infect others. With the exception of the oral polio vaccine (OPV), there have been no documented cases of vaccine-induced viral shedding that has infected contacts of a person vaccinated with an attenuated (live-virus) vaccine. [15]
Adults 65 years of age and older can have a weaker immune response to flu vaccines, making them more likely to get sick with the flu or get flu complications even when vaccinated, according to the ...
Many people, like @Poshmamma2, suggest making onion water by chopping up red or yellow onions. “Do not use white,” she cautions, although she doesn’t explain why.
A US study conducted in January 2021 found that trust in science and scientists was strongly correlated with likelihood to get vaccinated for COVID-19 among those who had not already gotten vaccinated. [153] In March 2021, 19% of US adults claimed to have been vaccinated while 50% announced plans to get vaccinated. [154] [155]
Until the 1880s vaccine/vaccination referred only to smallpox, but Louis Pasteur developed immunization methods for chicken cholera and anthrax in animals and for human rabies, and suggested that the terms vaccine/vaccination should be extended to cover the new procedures. This can cause confusion if care is not taken to specify which vaccine ...
Shellfish like clams, mussels and oysters can be harvested from waters contaminated by leaking septic systems, or by sick people who swim in the water. Fruits and veggies grown in fields may get ...
In immunology, passive immunity is the transfer of active humoral immunity of ready-made antibodies.Passive immunity can occur naturally, when maternal antibodies are transferred to the fetus through the placenta, and it can also be induced artificially, when high levels of antibodies specific to a pathogen or toxin (obtained from humans, horses, or other animals) are transferred to non-immune ...