Diseases, Conditions, Syndromes

Face masks critical in preventing spread of COVID-19

A study by a team of researchers led by a Texas A&M University professor has found that not wearing a face mask dramatically increases a person's chances of being infected by the COVID-19 virus.

Diseases, Conditions, Syndromes

Iceland reimposes COVID restrictions after cases surge

Iceland, one of the first nations in the world to lift all COVID restrictions for vaccinated tourists, on Friday announced new curbs following a spate of infections.

Diseases, Conditions, Syndromes

Q&A: COVID-19 expert explains how the virus makes people sick

Experts continue to learn more about SARS-CoV-2, the virus that causes COVID-19, and how it behaves. Dr. Gregory Poland, an infectious diseases expert and director of Mayo Clinic's Vaccine Research Group, is answering questions ...

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