Covid

A pregnant woman is more likely to develop serious Covid-19 and to die of it. Several factors amplify the risks.

The most rigorous and comprehensive analysis of scientific studies conducted on the efficacy of masks for reducing the spread of…

JACKSON, Miss. — When the coronavirus first scythed through the nation in early 2020, few places needed help fighting it…

Seniors are increasingly left to protect themselves as the rest of the country abandons precautions: “Americans do not agree about…

A new drug quashes all coronavirus variants. But regulatory hurdles and a lack of funding make it unlikely to reach…

Doctors have long diagnosed many of our sickest patients with “demoralization syndrome,” a condition commonly associated with terminal illness that’s…

About 1.1 million Americans have officially died from Covid-19 since the start of the pandemic, a number that may be…

Also, Russia’s resilient economy and Sri Lanka’s enduring struggle.

Officials say an onslaught of infections has slowed, and many people seem eager to move on. But fresh flare-ups could…

The end of the emergency, planned for May 11, will bring about a complex set of policy changes and signals…