Nurith Aizenman

An announcement of famine — as has now happened regarding Gaza — is a complicated decision. Here's what must be considered before such a declaration is made.

That's how a prominent medical ethicist describes a researcher's innovative plan to share study results with participants in Kenya.

African nations had been counting on Serum Institute of India for nearly all their COVID vaccines. Now the company says it won't be sending any more for months. And African officials are scrambling.

Not everyone gets tested. A new model estimates how many infections are missed because of this and how many people are actively shedding the virus. The results lend urgency to the vaccine race.

Six takeaways from discussions at the annual meeting of the World Health Organization's Executive Board.

A year ago today, the WHO first learned of a cluster of pneumonia cases in Wuhan, China of "unknown" origin. Here's the impact of that fateful day, by the numbers.

A new study suggests big sisters have a powerful impact. (Sorry, big brothers, you don't make as much of a difference.) But there are also potential downsides for the sisters.

It's part of an ongoing back-and-forth: Republican presidents ban U.S. funds for foreign aid groups that 'promote' abortion, Democratic presidents revoke the ban. This time things could be different.

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.