The new vaccine is indicated for individuals who have been previously vaccinated with any COVID-19 vaccine and are 65 years or older, or 12 to 64 years of age with at least 1 underlying condition that ...

Pakistan reported a new wild poliovirus type 1 case, while five countries reported cases of vaccine-derived polio.

Using genomic tracing, researchers from Nigeria, the United States, Cameroon, Ethiopia, and Belgium estimate that the ...

While there is no national registry for vaccine history, you can check with your state's department of health. Both Ohio and Kentucky maintain statewide immunization registries, so you can request ...