Nurith Aizenman

Steve Davis lays out the reasons for his (relatively) rosy outlook In his new book: Undercurrents: Channeling Outrage to Spark Practical Activism.

The authors of the "Global Burden of Disease" report track the toll from every conceivable cause of death or disability. This year they also share intriguing solutions that give cause for optimism.

The drug remdesivir emerged in part because researchers had previously tested it in China through a project whose grant was abruptly ended by the National Institutes of Health.

Nine months after the first reported fatality in China last January, the world has hit a sobering milestone.

The world is nearing a million deaths from COVID-19 — with almost every nation having lost people to the disease. And in the five countries hit badly by the pandemic, the trend remains worrisome.

The betterment of childhood vaccination rates has been a global success story. A new report on the impact of the pandemic offers reason for concern — and optimism.

The forecast comes from the University of Washington's Institute for Health Metrics and Evaluation. But here's why some other disease specialists are highly skeptical.

The results are in from a Nobel prize winner's landmark study of a deworming program. He finds the impact is immense. But the idea still gets mixed reviews

An inexpensive way to help kids in poor countries: hand out deworming pills so they're healthy enough to stay in school. A study by a Nobel Prize winner finds 20 years on, they earn higher wages too.

What's driving this death toll? Could anything improve the outlook? How reliable are these predictions anyway? We get into the weeds.