The Centers for Disease Control and Prevention last month raised its benchmark for levels of the Covid virus in wastewater, adjusting a key metric for assessing the disease’s transmission. As a result ...

Although foodborne pathogens have been in the spotlight all summer, another highly contagious virus is picking up steam: coronavirus. After a lull this spring and early summer, COVID-19 infections are ...

Leading U.S. medical groups are urging people to get updated flu and COVID-19 vaccinations this fall, banding together Wednesday to issue shot guidelines — and highlight the science behind them — ...

In the U.S., the number of confirmed coronavirus cases has passed 3.1 million — meaning nearly one in every 100 people has been confirmed as infected — and the number of deaths is more than 133,000, ...

Dr. Anthony Fauci's journal entries, published this week by a Republican senator, offer new details about how the administrations of Presidents Donald Trump and Joe Biden handled their Covid cases.

Dr. Anthony Fauci on Wednesday repeatedly invoked the Fifth Amendment and declined to answer dozens of questions from senators in a Republican-led committee hearing about his handling of the COVID-19 ...