When a person gets sick with the disease despite having been vaccinated against it. Breakthrough infections are uncommon but no vaccine is 100% effective.
Where we talk about Breakthrough infection
- Just the Facts Vaccines and transmission
- Just the Facts Is herd immunity impossible?
- Just the Facts Do vaccines trigger diseases they should prevent?
- Just the Facts Did the CDC hide mRNA vaccine side effects?
- Toolkit Why Community Immunity is Everyone's Job