Type in your ZIP code above or search your county to see vaccination levels and the risk in your area. As measles has spread throughout the United States, with cases recently reaching a 33-year high, many Americans have worried about their risk level.

The CDC warns that "true number of sick people is likely much higher than the number reported."

Hantaviruses are groups of viruses – microscopic organisms that infect hosts – transmitted by mice and rats. They can cause serious, sometimes fatal, illnesses in people. Hantavirus disease is considered rare, with 890 cases reported in the United States between 1993 and 2023.

The World Health Organisation has stated that the risk to the general public remains low but authorities are racing to track down and monitor passengers who disembarked a hantavirus-affected cruise sh