The rare, polio-like illness acute flaccid myelitis spike in the US has peaked, but the quest to understand the disease continues. Cases surged in 2014, then in 2016, and again in 2018, with 158 cases confirmed so far. This year, parents and the medical community are more…

MURANGA, KENYA — Peter Muchoki spent much of his childhood lonely. He wondered why he was different from the other children. He prayed that he and his brother would be cured of what they called their curse.

Intro to the Series An estimated 1 in 10,000 people are born with hemophilia, a blood disorder caused by a lack of proteins needed to stop bleeding. While those in developed countries have access to treatment that allows them to lead normal lives, that is not the case for…

In Washington’s King County, prosecutors are deploying a public health approach against gun violence, studying the scourge as an epidemiologist would examine a disease. By analyzing the dynamics between victims, witnesses and perpetrators, the intent is to stop violence…

The WHO’s decision to classify “gaming disorder” has stirred debate over what defines addiction. As with other types of addiction, a relatively small percentage of gamers (1-3%) become addicted—but that still amounts to tens of millions of problem gamers. The classification…

Targeted by the Trump administration, an HIV research lab that relies on fetal tissue from elective abortions faces an uncertain future.   Last week, the NIH notified the University of California at San Francisco research center—which has played an instrumental role in…

A sickle-cell drug common to wealthy countries has been deemed safe to use in Africa, home to 75% of babies born with the condition each year. Hydroxyurea is cheap, effective and easily administered against the painful and potentially deadly condition.

America’s fertility rate started sinking with the 2007 recession—dipping from 2.12 to 1.77 in 2017. Even a rebounding economy couldn’t bring back a baby bounce. The Economist explores the reasons—from mathematical quirks, to family finances and cultural shifts—and…

Long performed under close supervision in wealthy nations, more developing countries are playing host to human challenge experiments, which infect participants in order to test drugs.

Chinese medical documents that went online this month indicate that an elite biologist has begun recruiting couples to create the first CRISPR babies. Clinical trial documents detail plans to transfer modified human embryos into women's uteruses and create genetically…