How a single viral protein hijacks immune cells to supercharge COVID-19 infection

In the sickest COVID-19 patients, SARS-CoV-2 doesn't just cause severe damage by directly infecting airway cells. The virus ...
Drug TopicsOpinion

COVID-19 Vaccination vs. Natural Infection: Weighing the Real Risks

Vaccination and natural infection both train the immune system, but only one route carries the added risk of long COVID and ...
The Lancet

Medical oxygen supply in Zambia: beyond COVID-19

In 2021, as the COVID-19 pandemic overwhelmed health systems worldwide, Zambia designated the Chongwe district hospital as a ...
Boston University

New Estimates of Uncounted COVID-19 Deaths Reveal Critical Gaps in US Death Investigation System

For decades, health experts have urged reform of the death investigation system in the United States, calling it a fragmented and underfunded network of investigators, many of whom lack the scientific ...

As COVID Rises in Over Half of US, Who Should Get a Vaccine This Fall? Experts Explain

The new 2026-2027 COVID-19 vaccines are available. Experts explain who should get one the shots and why, the best time to get vaccinated, side effects and more.

Looking Back at the 4th COVID-19 Pandemic: What Did We Know at the Time? What Are the Actually Confirmed Side Effects of the 4th Vaccine?

In the third installment, we looked at the actual figures regarding the Ministry of Health, Labour and Welfare's Health Hazards Relief System.As of September 17, 2026, there have been 15,644 ...

Is It Safe to Take the COVID-19 Vaccine and the Flu Shot at the Same Time?

Both the COVID-19 and the flu vaccines are safe and effective, but should you get them at the same time – or separately?

Does my kid have COVID‑19 or just a cold? A pediatric nurse explains how to tell – and why it matters

Keeping children home from school if they have COVID-19 protects family and school community members at high risk of serious ...