If you test positive for COVID this winter, here's what to do, how long to isolate and how to protect others, according to ...

The two studies will shed some light on the duration of immunity following infection with COVID-19, a question that has haunted scientists since the pandemic began. The research appears to show that ...

At-home tests were a breakthrough in the COVID pandemic, but for a lot of people, they may seem like a relic now, as the virus becomes less devastating and more familiar. But infectious disease ...

Heterogeneous long COVID definitions across CDC, NASEM, and studies create downstream effects on diagnosis thresholds, treatment pathways, and outcome measurement, undermining equity and research ...