![Young boy getting immunisation injection from nurse with mum](http://static.sciencelearn.org.nz/images/images/000/000/180/full/FIF_SCI_ART_06_Vaccines_and_therapies_ChildGetsVccntd.jpg?1674163858)
Immunisation can protect people against harmful diseases. The Ministry of Health advocates that it is one of the most effective and cost-effective medical interventions to prevent disease.
Acknowledgement: CDC, Centres for Disease Control and Prevention. Photo by James Gathany