Lena H. Sun

Washington state’s request for masks from the U.S. government’s stockpile to protect against coronavirus highlights a problem with preparedness.

At a tense, invitation-only meeting, health-care leaders pressed federal officials for guidance.

CDC officials said they are expanding screening to international airports in Atlanta and Chicago, in addition to those in New York, San Francisco and Los Angeles. Over 1,200 travelers have been screened since Friday, with no one referred yet to a hospital or discovered to be ill with the virus.

“In all honesty, I was preparing to plan a funeral for my child,” says father of Utah man whose case is among almost 200 being probed by state and federal officials.

In two-thirds of states that allow parents to opt their children out of school immunization requirements for nonmedical reasons, the number of unvaccinated kindergarteners is on the rise, a study found.

The ambitious campaign in Congo to curb the Ebola outbreak is the first widespread use of a vaccine since the devastating 2014 epidemic in West Africa.

The pediatric death toll is likely to approach, if not exceed, the 148 deaths reported during the last season when this nasty flu strain dominated.

Brenda Fitzgerald has largely avoided public attention, but now a senator is asking about her ability to fully perform the job.

More Somali Americans, targets of many “anti-vaxxer” efforts, are nonetheless getting their children immunized.

The Zika virus hit the island harder than any other place in the United States.