Video: How Vaccines Work (English, Spanish, Dari) (1:42)
Video: How Vaccines Work (English, Spanish, Dari) (1:42)
Seattle & King County Health Department
Video explains that vaccines work by training the immune system to identify invaders. The video is available in English here: How vaccines work | Seattle & King County, available in Spanish here: ¿Cómo funcionan las vacunas? | Seattle & King County, and available in Dari here: واکسن ها چگونه کار می کنند؟ | Seattle & King County.