The vaccine only carries the information needed to make a small part of the virus.
Cytokines are small proteins that help mount and coordinate an effective immune response.
Aplican los términos, las condiciones y políticas del proveedor.
And my face under my mask was starting to swell up, too.
The company said that the reactions were likely related to vaccination.
Most of those who receive immediate care respond well to treatment, and their condition quickly improves, the agency adds.
The good news is, older adults were less likely to experience vaccine reactions, the data shows.
Only 3 percent of older recipients, for example, reported fever after the first dose, with 21 percent reporting fever after the second dose.