Coronavirus

Flu and COVID symptoms are easily confused. A new home test—the first for flu—tells them apart in minutes

House Republicans have kicked off an investigation into how the pandemic began with witnesses who largely favor a lab origin

After Pearl Harbor, 9/11 and other major tragedies, the U.S. has examined itself to see how to prevent the next catastrophe. We need to do the same for the COVID pandemic

When the U.S.’s national public health emergency for COVID expires on May 11, some costs will shift to the private sector and consumers

Many repeat infections are mild, but some studies suggest people who have been infected with COVID more than once are at a greater risk of severe disease or long COVID

Concerns about Paxlovid rebound are preventing some doctors from prescribing the lifesaving drug and some high-risk patients from taking it

New research links bat habitat destruction with the spillover of their viruses to humans

Some scientists say the U.S. Food and Drug Administration’s suggestion of updating COVID vaccines each year, as happens with influenza vaccines, could boost uptake. But others are less convinced

Current monoclonal antibodies fail against COVID virus variants, so drugmakers want to use a fast-track test for new ones

A genome analysis finds SARS-CoV-2 and bat coronaviruses shared an ancestor just a few years ago, but extensive recombination has muddied the picture

The variants appear to sneak past the immune system, but vaccines will likely continue to hold strong

HIV has taught us how to care for children who have lost a parent, but more countries need to step up