COVID tongue occurs due to a COVID-19 infection. It can cause symptoms of tongue swelling and sores, among other symptoms. Share on Pinterest Illustrations by Sophia Smith In March 2020, the World ...

The “classic” COVID-19 symptoms—those first reported months ago, back when the average American was familiar with the disease only via a few scattered news reports—are fever, dry cough and shortness ...

Coronavirus and respiratory syncytial virus (RSV) are two kinds of respiratory viruses that can infect you and have similar symptoms. It can be hard to tell the difference between infections caused by ...

Although COVID-19 is a respiratory disease, it can also cause rashes. What a COVID-19 rash looks like can vary, and it can occur anywhere on the skin and in the mouth. Other symptoms of COVID-19 ...

COVID rebound is when COVID-19 symptoms return soon after they go away or a person registers a positive COVID-19 test result after testing negative for several days. COVID rebound can happen in people ...

Your sinuses are air-filled pockets that are located behind your face. When fluid builds up in your sinuses, germs like viruses and bacteria can multiply and lead to a sinus infection. COVID-19 is a ...

That’s unclear for now. These skin changes have shown up in people who’ve tested negative for COVID, and in people who’ve tested positive for the coronavirus. Some research suggests that the toe ...

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 ...

Four years after SARS-CoV2 sparked a devastating global pandemic, U.S. health officials now consider COVID-19 an endemic disease. "At this point, COVID-19 can be described as endemic throughout the ...

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 ...