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.

Questions about the COVID-19 shot abound as federal recommendations shift and medical groups issue clashing guidance.

Researchers discover that COVID-19 uniquely causes brain inflammation and disrupts serotonin/dopamine pathways, explaining "brain fog" in Long COVID.

Medicare beneficiaries with cardiovascular disease or risk factors had increased mortality rates and fewer hospitalizations ...

COVID-19 vaccination showed effectiveness in reducing hospitalizations and severe disease outcomes associated with the SARS-CoV-2 JN.1 lineage, according to a recent study published in JAMA Network ...

Researchers at University of California San Diego School of Medicine have found that a natural fungal supplement taken at the ...

Co-infection of influenza virus and SARS-CoV-2 can lead to more severe disease than infection of either alone.

The World Health Organization (WHO) on March 11 declared COVID-19 a pandemic, pointing to the over 118,000 cases of the coronavirus illness in over 110 countries and territories around the world and ...