KANSAS CITY, Mo. — Many people might be itching to go to that concert or on that big vacation but worry about who's vaccinated against COVID-19 or not. The ticket to all those places you love could be ...

The latest outbreak of mpox in central Africa is serving as a reminder of the disruptive potential of public health crises. Fortunately, experts say that vaccine credential work done during and since ...

All travelers who want to fly to the U.S. are required to present proof of a negative Covid-19 test. For now, that proof takes the form of a printout of a test result, or a photo of that result — ...

COPENHAGEN (Reuters) - Denmark is developing a digital "vaccine passport" for people who have received a COVID-19 vaccine, a move that may enable them to travel to countries where such documentation ...