President Trump’s decision to pull out of the international health agency could deprive the United States of crucial scientific data and lessen the country’s influence in setting a global health agenda.

Many of the frozen programs are aimed at alleviating disease and malnutrition, but even security programs with U.S. funding are shutting down.

PEPFAR’s computer systems also are being taken offline, a sign that the program may not return, as Republican critics had hoped.

Through a flurry of orders, the new president quickly began driving the country in a different direction on many contentious issues.

President Trump made major policy moves immediately after taking office, withdrawing from major international agreements, promising steep tariffs and pardoning nearly all of the Jan. 6 rioters.

Public health experts say U.S. withdrawal from the W.H.O. would undermine the nation’s standing as a global health leader and make it harder to fight the next pandemic.

While cases are climbing in China, the situation is very different from what it was when Covid-19 emerged five years ago, medical experts say. HMPV has circulated in humans for decades.

In crowded Kinshasa, two strains of mpox are sweeping through a community that relies on selling sex. Hundreds of thousands of vaccines sent to the country have not been used.