The BMJCOVID-19: Do Many People Have Pre-Existing Immunity?

In this feature from the British Medical Journal (BMJ), associate editor Peter Doshi explores the emerging research on immunological responses to COVID-19. Is it true that the human population had no pre-existing immunity to SARS-CoV-2? The article attempts to answer this question with a deeper discussion around herd immunity, T cells, antibodies, and more.

Everyday HealthHow Did Sweden Flatten Its Curve Without a Lockdown?

One expert credits a “good-enough strategy”; others worry that it will not last. This article explores Sweden’s victory in flattening its curve despite never implementing a full-scale lockdown. Although some claim triumph, others are questioning the cost of the strategy and the nation’s high death toll compared to its Scandinavian neighbors.