A cyberattack on the District of Columbia’s online health insurance marketplace may have compromised identifying data of many members of...

The first hearing of a House panel charged with investigating the origins of the pandemic underscored just how difficult it...

A review of poisonings among children 5 and younger found that opioids contributed to nearly half of deaths from 2005...

Here’s what experts say about the risks and promises of traveling abroad for cost-efficient care.