Measles

It's not normal that the United States is seeing outbreaks of measles. Measles has an infection rate of 18 people for every infected person. It kills one in every 1,000 children it infects and resets and immune systems. The head of HHS calls vaccination a "personal choice" but its a social choice that dramatically effects others.

• Texas official warns against “measles parties” as outbreak keeps growing - Ars Technica