Gabrielle Emanuel

They can pose a threat to human health — yeast infections are but one example. Scientists say not enough attention is paid to their ability to develop resistance to medications that treat them.

U.S. work combatting HIV/AIDS has saved millions of lives globally. Under the Trump administration, funding has been slow in coming and unpredictable, wreaking havoc on people trying to do the work.

It's a major source of revenue for the island. And it's controversial. Now countries are sending Cuban doctors home in response to pressure from the Trump administration.

Harerimana Ismail of Uganda is a community health worker who checks on kids with HIV. He lost his salary after the Trump administration's aid cuts but he keeps doing his job.

That's how researcher Beatriz Garcia Nice describes the new U.S. stance under the Trump administration to programs addressing gender-based violence.

It's designed to take the place of complicated, multiple drug regimens that many people with HIV need to follow. And it's also beneficial because the HIV virus is always evolving.

Is it TB or not TB? A new study estimates the number of people told they have tuberculosis when they have a different respiratory ailment — and those who do have TB but aren't accurately diagnosed.

This mercury-containing compound, used as a vaccine preservative, is commonly used in lower-income countries — and deemed safe. The U.S. is now demanding that Gavi, the Vaccine Alliance stop using it.

In the wake of the U.S. withdrawal from WHO, California is the first state to participate in the agency's disease monitoring network. Are others following?

The U.S. is giving $1.6 million to researchers to study how the hepatitis B vaccine affects newborns in Guinea-Bissau. After an outcry, the future of the trial is up in the air.