Diseases, Conditions, Syndromes

Amazon city of Manaus may have reached 'herd immunity': study

The Brazilian city of Manaus, which was devastated by the coronavirus pandemic, may have suffered so many infections that its population now benefits from "herd immunity," according to a preliminary study.

Diseases, Conditions, Syndromes

Study tracks evolution of SARS-CoV-2 virus mutations

Since COVID-19 began its menacing march across Wuhan, China, in December 2019, and then across the world, the SARS-CoV-2 virus has taken a "whatever works" strategy to ensure its replication and spread. But in anew study ...

Diseases, Conditions, Syndromes

Immunity to COVID-19 is probably higher than tests have shown

New research from Karolinska Institutet and Karolinska University Hospital shows that many people with mild or asymptomatic COVID-19 demonstrate so-called T-cell-mediated immunity to the new coronavirus, even if they have ...

Diseases, Conditions, Syndromes

Virus pushes science and its controversies centre stage

Hydroxychloroquine, double-blind studies, convalescent plasma, herd immunity—the coronavirus pandemic has thrust the language of science into public view as never before.

Diseases, Conditions, Syndromes

Can survivors get reinfected with coronavirus?

(HealthDay)—People all over the globe who've recovered from the new coronavirus want to know the same thing: Am I immune, at least for a while? A new study of common coronaviruses is not exactly reassuring.

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