Ziyad Al-Aly is chief of research and development at VA St. Louis Health Care System and a clinical epidemiologist at Washington University in St. Louis. Since 2020, the condition known as long ...

Rep. Dan Crenshaw, R-Texas, and Sen. Marco Rubio, R-Fla., have introduced the bicameral "Restore Public Health Institution Trust Act," demanding answers from the Centers for Disease Control and ...

The COVID-19 virus can persist in the blood and tissue of patients for more than a year after the acute phase of the illness has ended, according to new research from UC San Francisco that offers ...

It's summer, and RSV and flu have come and gone. But, as ever, COVID-19 is different. Even though the pandemic may be behind us, the virus is once again surging in the U.S. Here's what to know about ...

With COVID levels high across most of the country, some people may find themselves experiencing symptoms of COVID rebound in the coming weeks. “COVID rebound is a recurrence of COVID symptoms after ...

Changes in the vaccine advisory process in the United States have disrupted immunization guidance, which reinforces the need for independent evidence review to inform decisions regarding immunization ...

A new coronavirus variant, EG.5, now accounts for the largest proportion of Covid infections in the U.S., according to estimates from the Centers for Disease Control and Prevention. Over a two-week ...

A sweeping new definition of long COVID could help affected people get recognition of their condition and improve diagnosis and treatment. The U.S. National Academies of Sciences, Engineering and ...

The COVID-19 pandemic is a horrible human tragedy whose global toll is continuing to rise, but it’s also an exercise in collecting and examining data for clues to how it is spreading. The numbers ...