Severe acute respiratory syndrome (SARS) is a serious viral respiratory illness caused by the *SARS-associated coronavirus (SARS-CoV)*. It primarily affected humans during a global outbreak in 2002-2003, causing severe pneumonia and respiratory distress.
Transmission methods vary. Please consult CDC or WHO resources for specific information.
Contagious Period: Varies by disease
Real-time intelligence from global health monitoring and AI-powered surveillance
Data sources: BEACON, ProMED, WHO, CDC, and 50+ national health agencies
Our AI-powered surveillance hasn't detected significant Severe acute respiratory syndrome activity in the past 30 days.
Real-time monitoring continues 24/7 across BEACON, ProMED, WHO, CDC, and 50+ global health agencies
Currently, Severe acute respiratory syndrome case counts are within baseline expectations globally. However, diseases can emerge rapidly, which is why continuous monitoring is critical.
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Even without active outbreaks, understanding Severe acute respiratory syndrome prevention helps protect you and your community:
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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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