World immunization week 2019 is being observed from 24 to 30 April with the theme protected together vaccines work world immunization week 2019 celebrate vaccine heroes from around the world from parents and community member to health workers and innovators who help and sure we are all protected at all ages ^ vaccine every year last week of April is observed as world immunization week to promote the use of vaccines to protect people of all ages against disease its main objective a to demonstrate the value of vaccine for the health of children communities and the world highlight the need to build on immunization progress while addressing gap including to increase investment it's so how do teen immunization is Foundation for strong resilient health system and universal health coverage the most of the world immunization week is to promote the use of vaccine to protect the people of all ages against disease earlier immunization week activities were observed on different date in different regions of the world immunization was weeks are mentally free for the first time in 2012 with the participation of more than 180 country and territories worldwide after the World Health assembly and doors world immunization week during its may 2012 meeting