Mosquitoes in Albuquerque, New Mexico, tested positive for West Nile virus, prompting state health officials to issue an ...

The number of cases tied to the months-long measles outbreak in Texas has not increased in three weeks, and a spokesman for ...

Some doctors in Alberta have criticized officials for not declaring a health emergency in the western province where measles ...

Confronted with its worst measles outbreak in decades, Mexico’s government has set an ambitious goal: to eliminate all ...