Cluster Articles

Pages linked into this editorial category.

Understanding Listeria Outbreaks: Causes, Symptoms, and Prevention

A listeria outbreak occurs when a cluster of illnesses is linked to a common contaminated source, typically food. It is caused by infection with Listeria monocytogenes, a bacter...

Read article
Understanding Beijing Lockdowns: Scope, Triggers, and Public Impact

A Beijing lockdown refers to a suite of containment measures that local authorities implement to limit SARS-CoV-2 transmission during significant COVID-19 outbreaks. These measu...

Read article
Vaping-Related Deaths: Verified Causes, Patterns, and Public-Health Context Through 2025

Vaping-related deaths refer to fatalities in which e-cigarette or vaping product use is determined by health investigators to have played a contributory or primary role, often a...

Read article
Understanding the Story of a Girl Vaping in Metro Contexts

When a story circulates about a girl vaping in the metro, it typically reflects public concern about youth nicotine exposure, visibility of vaping in shared transit spaces, and...

Read article
How Many Deaths From Vaping Were Confirmed in 2025

As of mid-2025, public health agencies in the United States and many other countries have not reported a notable increase in confirmed vaping-related deaths compared with recent...

Read article
How Many People Are Unvaccinated: A Global Status Overview

"Unvaccinated" generally refers to individuals who have not completed a primary vaccination series as defined by their national or WHO guidance. Definitions vary by country and...

Read article