Public health
Costs to global health
Published July 7, 2025America's withdrawal from the World Health Organization and retreat from investing in global health programs at USAID and in other countries will directly and quickly impact the transmission of diseases like TB and malaria, and ripple effects of the loss of global public health infrastructure will persist for decades, says Hopkins infectious disease expert Judd Walson. The next explosive virus outbreak may be harder for many countries to dodge—and these impacts will also be felt right here in the U.S., he says.