The vaccine development process and coordination between health organizations have improved since a devastating 2014-2016 outbreak.

China is well positioned to help stop the deadly virus, and could move into a gap left by U.S. retreat.

Dr. Tedros Adhanom Ghebreyesus, the director general of the World Health Organization, told The New York Times on a flight to the Democratic Republic of Congo that swift international support was necessary to contain the Ebola virus, which is spreading rapidly there.

To some Africans, the claim that the continent’s largest health agency had already bungled its response scratched a familiar wound.

A once-robust H.I.V. treatment and prevention system, credited with saving hundreds of thousands of lives, has begun to crumble.

Cuban health care was once the pride of the island. Now the U.S. oil blockade is upending even basic medical care.

Elderly people in isolated villages are going without medicine. One woman said she hadn’t seen a doctor in four years.

As deaths from diabetes start to rival those from infectious threats like malaria, a new form of the condition linked to malnutrition is surfacing in patients who can afford neither screening nor care.

The attack hit a drug rehabilitation facility, Afghanistan said, suggesting that civilians were among the victims. Pakistan said it had targeted a weapons depot.

A draft State Department memo outlines ways the Trump administration may ratchet up pressure on the African country by ending health support “on a massive scale.”

The country has one of the highest maternal mortality rates in the world. Isata Dumbuya, a nurse and midwife, has made it her mission to change that.