The odor and discharge are strongly suggestive of a bacterial sinus infection. COVID infections, like all viral infections, can predispose a person to bacterial sinus infections. Your regular doctor ...

I am a 49-year-old woman who recently had COVID. When I was sick with it, I lost my sense of taste and smell. I no longer have COVID, but I still have a stuffy nose with no sense of taste or smell.

New research reveals that even mild respiratory infections can leave lasting biological changes. However, COVID-19 stands apart, with unique effects on the brain that may help explain long COVID.

A new study has found that certain bacteria living in the nose may influence how likely someone is to get a COVID-19 infection. The research reveals that certain types of nasal bacteria can affect the ...

I am a 49-year-old woman who recently had COVID. When I was sick with it, I lost my sense of taste and smell. I no longer ...

A trial found the allergy spray azelastine lowered COVID-19 infection risk. Users tested positive less often and later than those on placebo. Experts say larger studies are needed to confirm the ...

Some individuals have experienced a loss of taste long after a COVID-19 infection has subsided. Researchers from the Swedish ...

Children with obstructive sleep apnea (OSA) are nearly twice as likely to contract the flu or COVID-19, according to a new study.

By Tarun Sai Lomte Nearly a year and a half after infection, researchers examined whether long COVID leaves measurable traces of inflammation or neuronal damage in the blood and their findings ...

Medically reviewed by Kate Colby, MPH Common types of colds include rhinovirus, coronaviruses, and human parainfluenza ...