International Health Regulations mandate that countries share information about illness that may affect people beyond their borders. It's being put to the test after a Russian plague researcher died.

The World Health Organization says it wants more information on what caused the death of an employee at a Russian plague research lab. Russia says the woman died of pneumonia of unknown origin.

The ancient disease of plague is back in the headlines after the death this month of a Russian lab worker.

NPR's Ailsa Chang speaks with epidemiologist Rupa Basu about a new survey of 1,000 health professionals, which found that extreme heat is posing a growing threat to pregnant people and newborns.

Common Sense Media tested ChatGPT for Teens and found that it still is not safe for young people.

GLP-1s are prescribed for a growing number of conditions and come with a range of side effects — including ones that lawsuits allege are life-altering or lethal. How common is that? It's hard to know.

New research looks at the surprising similarities in the gut microbiomes of hunter-gathers in Tanzania and horticulturalists in Bolivia, and asks: What role do these bacteria play in human health?

It's hard enough being a small-scale farmer. Then the Iran war drove up fertilizer prices. So farmers are using a traditional Asian recipe to make their own. They call it a "labor of love."

Flu season typically starts in October or November. But it looks like the flu started to pick up in September this year.

The U.S. supplied the majority of Tanzania's birth control until it was abruptly cut off in 2025. It's unclear how the country will fill the gaps.