a vaccine trains your body’s immune system (which fights infection), to produce antibodies (proteins that fight disease) – exactly like it would if you were exposed to a virus.

ichiza lokugonya liqeqesha amajoni omzimba wakho (alwa nezigulo) ukuba avelise isinqanda zifo (iiprothe yini ezilwa izifo) – kanye ngale ndlela abenokwenza ngayo ukuba ubusuleleke yile ntsholongwane.
