As COVID-19 swept through the world, it was hard not to notice some people having strange, long-lasting, and unexplained symptoms after getting the virus.

Those in the medical field say prescription drug shortages have been around for some time but they have recently reached a record peak.

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

Flow Therapy, also known as Enhanced External Counter Pulsation (or EECP), has been around for 20 years. It is mainly used for people with cardiovascular disease and heart failure, but it has recently shown success for many Long COVID patients.

New guidance by physical medicine experts shows cardiovascular symptoms associated with long COVID are widespread and could overwhelm the system if nothing is done.

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

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.

The long waitlists at the two San Antonio long COVID clinics show how many people are actually experiencing it. Even those who had mild COVID symptoms could end up with strong lingering effects.

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

University Health Epidemiologist Dr. Jason Bowling answers commonly asked questions about the omicron variant, testing and vaccines.

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

Researchers need 900 adults for a study that aims to understand why some people have prolonged symptoms or returning symptoms of SARS-CoV-2 which causes COVID-19.

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.