pandemic

To block a variant this transmissible, scientists say you need an N95 or other high-filtration mask. Here's how to find a good one and when to wear it.

It's one of the world's most unequal countries, says a new report. And the gap between rich and poor is getting worse. Two workers who each make less than $5 a day describe what their lives are like.

The turnaround came in the wake of a fifth wave of infections that peaked in August. Japan is trying to figure out why its COVID-19 case numbers and fatalities have plummeted.

From India to Israel to white-tailed deer in Iowa harboring the coronavirus, our top COVID stories of the year reveal the ever-changing nature of the world's health crisis.

He and his team were stunned by the number of mutations. They felt they'd made a contribution by alerting the world to a dangerous variant. Then came the travel bans for residents of southern Africa.

A new study from the University of Hong Kong offers preliminary information that could explain why this new coronavirus variant may be more transmissible.

Data from 78,000 South Africans with COVID show the Pfizer vaccine is far less effective in preventing infection by the omicron variant. But there is still significant protection from severe illness.

Peruvian health officials face many obstacles as they try to get everyone vaccinated, including those who live in remote and rural areas.

A new report from the World Health Organization contains some encouraging numbers but also cause for concern, with both cases and deaths on the upswing last year. The pandemic is just one reason.

Hit hard by the pandemic, the Philippines has vaccination rates far lower than neighbors like Vietnam and Cambodia. Here's how the country is trying to up its numbers.

At a special session this week, the World Health Organization hopes to start sketching out a new world order. "We don't have rules of the game," says WHO head Tedros Adhanom Ghebreyesus.