The U.S. is up to 1,197 confirmed measles cases this year. Arizona declared a new outbreak this week, while the one in Texas, ...

The U.S. logged fewer than 30 measles cases this week as Ohio health officials confirmed three outbreaks in two counties were ...

Health officials in Arizona say there are four linked measles cases in Navajo County, marking the state's first outbreak this ...

Rescuers fetched two men struck by lightning from a Colorado peak in what they believe were the highest helicopter rescues on ...