Prepare for your trip by packing any medications you might need, depending on the destination; getting recommended immunizations; staying well-hydrated; and washing your hands routinely.

The vast majority of cases — 646 — are in Texas, where an outbreak in the western part of the state is approaching the ...

With one-fifth of states seeing active measles outbreaks, the U.S. is nearing 900 cases, according to figures posted Friday ...