Yahoo News answers some of the most frequently asked questions about measles amid the Texas and New Mexico outbreaks.

Staff and observers worry that the agency may not be prepared for emerging threats including bird flu and insect-borne ...

Trump's Health Secretary claimed measles outbreaks are normal after Texas reported the first death from the disease since ...

Unvaccinated children are fueling the Texas measles outbreak and spring break brings concern of wider spread of illness ...

An outbreak of measles in Texas has infected 124 people so far — 18 of whom have subsequently been hospitalized and one who ...

The measles outbreak in Texas has been steadily growing over the past few weeks, and health officials in Texas announced Wednesday that a school-aged child died after testing positive for the virus.

Under executive orders, the public health agency was banned from communicating from WHO as the US started its withdrawal from ...

In this piece, we include reporting tips, how vaccine side effects are tracked in the U.S., and what research shows about the ...

The Centers for Disease Control and Prevention said it would join a conference hosted by the World Health Organization in ...

The first gathering in Atlanta of the "Advisory Committee on Immunization Practices" under Donald Trump's new Secretary of Health and Human Services, Robert F. Kennedy, Jr. was canceled. This is a ...