Negotiations have stalled. Trump keeps changing his policies. Ukrainians, backed by Europeans, are taking matters into their own hands. ​​​

As confidence in the C.D.C. wanes, states are asserting more control over their vaccine policies, creating a fragmented public-health system.

Superintendent says all high schools in state will have chapters of the conservative youth group following Charlie Kirk’s killing

One of the most devastating diseases finally has a treatment that can slow its progression and transform lives, tearful doctors tell BBC.

A spokesperson for Immigration and Customs Enforcement said officers were conducting a vehicle stop as part of a "targeted law enforcement activity" on Friday morning.

The Trump administration announced the start of a stepped-up immigration enforcement operation in Chicago as the president vows a broader crackdown on violent crime.

Florida is set to end all state vaccine mandates, state Surgeon General Joseph Ladapo announced at a news conference Wednesday. For decades, the state has required numerous vaccines for kids attending...

The idea of letting a dangerous pathogen rip for herd immunity emerged out of right-wing efforts to reopen the economy at the height of the COVID-19 pandemic.

“The CDC you knew is over,” the infectious diseases doctor told The Advocate. “Unless someone takes radical action, there is nothing there that can be salvaged.”

Reports of incident were denied by Florida and Ice officials as detainees say they were beat and teargas was fired

From shaping global health policy to guiding my own path in medicine, the CDC’s legacy is too important to abandon.

Days after the Alaska summit with Russian President Vladimir Putin, President Donald Trump ordered the security clearance revocation of a top CIA official and Russia expert.

“The objective of this contract is to obtain all infrastructure, including temporary housing structures, physical plant, staffing, resources, services, and supplies necessary to house aliens in the cu...