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VIRUS TRACKER

Virus Tracker turns public outbreak data into plain-English heat maps, trends, and news so anyone can follow what's spreading and where.

Figures are estimates compiled from public sources and can lag or differ from official counts. Not medical advice.

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About the Data

Data sources

disease.sh
CDC FluView via Delphi
WHO GHO
Our World in Data
WHO Disease Outbreak News
ReliefWeb
ProMED
CDC Outbreaks

© 2026 Virus Tracker

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United States

RSV

RSV cases are holding steady in United States.

Active cases

69.4K

Stable

Confirmed cases

410K

Deaths

2.9K

Recovered

339.1K

Outlook

Case trajectory

Projected RSV case trend, based on the current dataset.

RSV cases are holding steady in United States. Chart shows the projected case trajectory over time.

Illustrative estimate

Regional context

Other viruses tracked in United States

COVID-19 Norovirus Influenza Hepatitis A West Nile Virus

Global comparison

RSV in other countries

Top countries by active RSV cases, excluding United States.

Learn more

About RSV

RSV is a common respiratory virus that causes cold-like illness in most people but can be dangerous for infants and older adults.

Read the full guide