Plague, human is a severe infectious disease caused by the bacterium *Yersinia pestis*. It primarily affects rodents but can be transmitted to humans through the bite of infected fleas or direct contact with infected animals. While rare, it can be fatal if not treated promptly, and is most common in parts of Africa, Asia, and the Americas.
Transmission methods vary. Please consult CDC or WHO resources for specific information.
Contagious Period: Varies by disease
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Our AI-powered surveillance hasn't detected significant Plague, human activity in the past 30 days.
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Currently, Plague, human case counts are within baseline expectations globally. However, diseases can emerge rapidly, which is why continuous monitoring is critical.
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Trusted information from leading health organizations
Global disease surveillance and guidelines from the World Health Organization
View WHO Resources →Disease information on Virus Watcher is reviewed by our Chief Epidemiologist, a former CDC lead analyst for FluSight forecasting. Outbreak data is aggregated from verified sources including BEACON, ProMED, WHO, CDC, and 50+ national health agencies. This information is for educational purposes and should not replace professional medical advice.
Last reviewed: 2026-03-05
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