Diseases, Conditions, Syndromes

It's not just SARS-CoV-2: Most respiratory viruses spread by aerosols

SARS-CoV-2, the virus behind today's global coronavirus pandemic, spreads primarily by inhalation of virus-laden aerosols at both short and long ranges —and a comprehensive new assessment of respiratory viruses finds that ...

Diseases, Conditions, Syndromes

Q&A: Understanding the latest COVID-19 variants and vaccines

As COVID-related hospitalizations once again increase across the U.S., experts are researching the newly identified variants, their transmissibility and possible mutations. How concerned should the public be about these new ...

Diseases, Conditions, Syndromes

IgA antibodies seem to protect unvaccinated against COVID-19

Despite daily contact with COVID-19 patients early in the pandemic, some health professionals avoided falling ill. As a University of Gothenburg study shows, the explanation appears to be an antidote in the immune system: ...

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