The first known COVID-19 reinfection has been reported in Hong Kong, underscoring big questions about immunity and whether an eventual vaccine may require booster shots, 

President Trump’s announcement yesterday that the FDA would grant an emergency use authorization of convalescent plasma as a COVID-19 treatment has drawn mixed reviews from physicians and scientists, 

The small Duke University study gen

China has been using a vaccine on key workers since July, a senior health official told state TV yesterday.   Zheng Zhongwei, head of China’s National Health Commission, did not specify which candidate vaccines—or candidates—they were using or how many people had received…

A Trump administration executive order has blocked the FDA from regulating COVID-19 and certain other lab tests, prompting concern that unreliable coronavirus tests could proliferate and exacerbate the country’s testing crisis, 

Tens of thousands of people evacuated their homes yesterday as wildfires again swept across swathes of California, and others have been warned to “be ready to go” at any moment,

Clinical trials for COVID-19 vaccines haven't tested candidates in pregnant women, a common practice rooted in safety concerns.   But with a vaccine this badly needed, there’s also an argument that they should be included earlier to ensure all the necessary safety and…

“If you tangle with culture, culture will always win.” When it comes to COVID-19, global health leader Bill Foege’s words have never been more apt. Culture is critical to understanding Americans’ divided response to COVID-19, but no one is talking about it.

Despite pledges to tackle misinformation, Facebook has allowed COVID-19 lies and conspiracies to spread like wildfire on the platform, according to a damning new report by the nonprofit Av

WhatsApp users can text “hi” in several languages to +41 79 893 1892, and WHO Health Alert will respond with the latest COVID-19 case numbers, deaths, myth-busters, and more.