When you get immunized, you're protecting yourself and others from certain serious diseases. Some vaccine-preventable diseases could lead to disability or death and can be avoided by getting the immunizations you need on time.

Find out more about the diseases that vaccines prevent: how they spread; what their symptoms are; and how you can protect yourself, your family, and others around you. Detailed information (epidemiology, resources) for health professionals can be found within each disease section.