COVID-19

After a positive coronavirus test for Sen. Rand Paul, Sens. Mitt Romney and Mike Lee, who said they had recent contact with Paul but showed no symptoms, voluntarily self-quarantine.

A new study found people age 50 and older are around 2-and-a-half times more likely to develop a severe case of COVID-19. Being male raised the odds 1.3 times.

Heeding a call from Prime Minister Narendra Modi, millions of people took part in a voluntary "public curfew" on Sunday to demonstrate support for the nation's medical community.

Gov. Andrew Cuomo said he has already identified four sites to build temporary hospitals to help deal with the surging cases of coronavirus in the state.

Starting Monday, Mexicans will be urged to maintain safe distances from each other, and if possible, work from home. At least 250 cases and two deaths have been reported in the country.

The Senate is hoping for a vote on Monday, but congressional leaders said on Sunday they have yet to reach agreement on what would be the largest bill yet in response to the outbreak.

The Kentucky Republican has become the first U.S. senator to test positive for the coronavirus.

Merkel put herself under self-quarantine after learning that her doctor had tested positive for COVID-19.

NPR health reporter Selena Simmons-Duffin reflects on her family's decision to travel to Canada to be closer to extended family during the coronavirus pandemic.

Here's what the latest research says about pregnancy and the coronavirus — and what doctors and hospitals recommend to keep pregnant mothers and newborns safe.