COVID

Shi Zhengli, the virologist at the center of COVID lab-leak theory, reveals coronavirus sequences from the Wuhan institute

We need targeted public health interventions to reduce transmission from asymptomatically infected individuals. Like COVID, silently spreading pathogens can lead to far more infections and fatalities

Pediatric long COVID is more common than many thought, and we keep letting kids be reinfected with new variants

Florida Surgeon General Joseph Ladapo told Floridians to avoid mRNA vaccines, citing false safety concerns

We’re in a summer COVID surge, and updated vaccines are due soon. Here’s a quick update on what you need to know

Several athletes at the Paris 2024 Olympic Games have come down with COVID, but they are still allowed to compete

Scientists have identified more than 30 different pathogens that they fear could cause the next big pandemic in humans

Researchers are still working to understand the complicated and debilitating condition dubbed long COVID

A combination of human behavior and immunity, the environment, and SARS-CoV-2 itself explains why the virus surges during both hotter and colder months

During the lockdown phase of the COVID pandemic, we indulged our toddler son. Years later, we wonder if his current behavior is normal or a result of that early isolation 

When scientists exposed people to the virus that causes COVID, only a subset got sick. Studying them could offer clues to immunity

The first large trial of a COVID and flu vaccine combo suggests it boosts immune protection even more than single-target shots