Diseases, Conditions, Syndromes

COVID booster needed for broad protection against omicron variants

A COVID-19 booster shot will provide strong and broad antibody protection against the range of omicron sublineage variants of the SARS-CoV-2 virus in circulation, two new studies using serum from human blood samples suggest.

Immunology

'Natural immunity' from omicron is weak and limited, study finds

In unvaccinated people, infection with the omicron variant of SARS-CoV-2 provides little long-term immunity against other variants, according to a new study by researchers at Gladstone Institutes and UC San Francisco (UCSF), ...

Diseases, Conditions, Syndromes

COVID mortality age patterns changed significantly during pandemic

Early in the pandemic, older populations in the United States suffered the greatest death toll from COVID-19. But Penn demographers Irma Elo and Samuel Preston, with Boston University's Andrew Stokes and others, wanted to ...

Diseases, Conditions, Syndromes

Vaccines may lessen long COVID for some, but more study is needed

Vaccination after infection with SARS-CoV-2, the virus responsible for COVID-19, is associated with a decrease in the likelihood of long COVID symptoms, finds a large study of U.K. adults published today by the BMJ .

page 1 from 3