- Did you know that the varicella-zoster virus can reactivate after the shingles vaccine?
- Did you know that aluminum-containing vaccines can cause aluminum deposits in the spleen and brain?
- Did you know that in several studies involving mice vaccinated against the SARS Coronavirus the mice had a severe respiratory reaction when they encountered the virus?
- Did you know that the cough characteristic of whooping cough can be caused by organisms other than B. pertussis?
- Did you know that some vaccines have been associated with demyelinating diseases of the central nervous system?
- that the mumps vaccine is associated with decreased immunity and asymptomatic infection?