Millions of taxpayers may be owed an IRS refund for penalties or interest charged during COVID. You'll have to act quickly if ...

Six years ago, on March 11, 2020, the World Health Organization declared COVID-19 a global pandemic. Here's what else ...

Researchers are still trying to understand why some people develop Long COVID: lasting symptoms of the disease that can ...

Six years after the start of the COVID-19 pandemic, the virus still exists. A public health expert explains what Long COVID ...

Vitamin D didn’t blunt COVID’s initial impact—but it may hold a surprising clue in the fight against long COVID.

A group of experts that advises the US Centers for Disease Control and Prevention on its vaccine recommendations has suspended an anticipated push to stop recommending mRNA-based Covid-19 vaccines ...

There remains much we don’t know about long covid, including its origins. It’s a complex condition likely caused by more than one thing, including a dysfunctional immune response to the earliest covid ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the ...

In a new study, researchers found that being hospitalized for flu or COVID-19 was linked to a 24 percent increase in later ...

Long COVID is not rare. It is not mild. It is not over.

In a large, randomized trial, researchers at Mass General Brigham found that high-dose vitamin D3 did not reduce COVID-19 ...