Health officials are releasing the first nationally representative estimate of how many U.S. adults have chronic fatigue syndrome: 3.3 million.

A study found that long COVID was more common among women, Hispanics, and Michigan residents with lower incomes.

An estimated 23 million Americans are suffering from symptoms of “long COVID.” It’s being called the pandemic after the pandemic.

Research in U.S. veterans provides fresh evidence that long COVID-19 can happen even after breakthrough infections following vaccination.

Kidney failure. Blood clots. Neurologic conditions. These are just a few of the commonly found health conditions developing in adults that previous had a confirmed COVID-19 infection.

An estimated 23 million Americans are suffering from symptoms of “long COVID.” It’s being called the pandemic after the pandemic.

Researchers from the University of Michigan found that "long COVID" symptoms occur in nearly half the people who contracted the virus.

How living in ‘survival mode’ is not a sustainable lifestyle and how experts say many of us have become accustomed to living in a heightened state of stress and anxiety.

President Joe Biden is ordering a new national research push on long COVID, while also directing federal agencies to support patients dealing with the mysterious and debilitating condition.

Experts say it's too early to know whether people infected with the omicron variant will develop long COVID.

Doctors at Henry Ford say now is not the time to let up on COVID precautions.

Omicron's race across the globe has amped up concerns about long COVID, which some estimates suggest affects a third of COVID-19 survivors.

As COVID cases continue to climb, doctors are also seeing more patients struggling with a wide range of symptoms several months after contracting the virus.

Arizona Gov. Doug Ducey says President Joe Biden is overreaching with his new requirement for employees of large businesses to be vaccinated or regularly tested for COVID-19.