"Both Moderna and Pfizer’s vaccines generated above 90 percent protection after two doses during clinical trials that played out before new variants of the virus marginally reduced their efficacy. Even so, the two give recipients remarkably high levels of protection, particularly against severe disease and death."
"Some members of the public have expressed concern over unfounded speculation that these vaccines could negatively affect the body. But it is impossible for an mRNA vaccine to alter your DNA because synthetic mRNA operates only in the cytoplasm and is incapable of entering any other parts of our cells, such as the nucleus."
oh - and Pfizer is massively protective against the new SA variant
