Omicron and subvariants like BA.4 and BA.5 have raised the rate of reinfection with COVID-19. Though experts expect reinfections to be milder than initial infections, they still come with risks.

A seasonal COVID-19 wave appears to be underway with cases growing or likely growing in 39 states.

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

Hospitalizations are up, as are signs of COVID in waste water. New fall boosters may help, but it's unclear how effective they'll be against the latest variant.

We have many tools to fight the virus behind COVID: masks, bivalent vaccines that can be updated for new variants, and rapid tests.

My husband is high risk and still takes COVID precautions. I want our old life back.

COVID infections are on the rise, with levels surging in states around the country. Here’s a refresher on how to prevent infection — and what to do if you do get the virus.

What are the latest Covid variants? The continued evolution of this coronavirus is not unique — it’s just what viruses do.

No, the study was not all about whether ventilators killed patients with Covid-19. Instead, the study was all about VAP. VAP is short for ventilator-associated pneumonia.

Seiffert and his wife tested positive for COVID again in less than three months. His experience highlighting the dilemma with the latest subvariants of COVID.

If you’ve had COVID in the last year, did you try to find Paxlovid to treat your symptoms? If the answer is no, you may want to reconsider if you get COVID again. Paxlovid (pronounced “pax-LOH-vid” or ...