The increased Covid activity comes as the US heads into fall respiratory illness season, which tends to bring a rise in cases ...

With the arrival of spring, the United States is easing out of respiratory virus season, a familiar pattern that has been challenged by Covid-19 for the past four years. The addition of a novel germ ...

Researchers discuss the effects of azelastine nasal spray on the rate of SARS-CoV-2 infection as compared to placebo.

Not long ago, we were all masters of covid math. When the pandemic began in 2020, the number stuck in our minds was 14: If we (or any close contact) got a positive COVID-19 test, we were supposed to ...

Parents in the United States who want to vaccinate their young children against Covid-19 may face a growing set of challenges this fall. The US Food and Drug Administration might not renew ...

Reports of human metapneumovirus cases surging in northern China during the winter season have been circulating on news outlets internationally. The country had seen an increase, especially in ...