A dozen Pacific Basin countries signed a free-trade agreement yesterday, the Trans-Pacific Partnership (see the New York Times coverage). Governments need to ratify the deal individually, though, and it’s not expected to be an easy fight.

While 23 states and Washington, DC have passed laws permitting medical marijuana use for Alzheimer's disease, epilepsy, lupus and Parkinson's disease, among others, pot has not been proven to work for many illnesses, according to a review in JAMA. The strongest evidence…

Children’s rights advocates in India worry that a proposed modification to India’s child labor law that seeks to balance child labor with economic realities may ultimately put more young people to work. The amendment would make it legal for children under 14 to work in “…

The outbreak of HIV/AIDS cases in rural Scott County, Indiana, has forced a skeptical and conservative Governor Mike Pence to authorize—and extend—a needle-exchange program. The move followed a recommendation by the CDC and state public-health officials, and since then,…

They're frequent visitors to many US emergency rooms—the so-called "super utilizers" who make their way to hospitals for health problems often tied to poverty, homelessness and mental illness. New York Times journalist Sabrina Tavernise explores pilot programs that are…