Respiratory Illnesses Data Channel

This site is updated on Fridays.
For Everyone

What to know

  • As of June 5, 2026, the amount of acute respiratory illness causing people to seek health care is very low.
  • RSV activity is low in most areas of the country. Emergency department visits and hospitalizations for RSV are highest among infants and children younger than 4 years old.
  • COVID-19 activity is low in most areas of the country.
  • Seasonal influenza activity is low.
Graphic showing that nationally, respiratory illness is very low.

Your community snapshot

Weekly national summary

Season Outlook

CDC has observed a trend of declining COVID-19 hospitalizations nationally over time. However, it remains possible that there could be larger increases this summer, particularly if a variant that the immune system no longer recognizes becomes more common . Scenario modeling indicates that regions which did not experience a substantial level of COVID-19 activity during the most recent winter months (South and West) are expected to experience increases in COVID-19 activity in the summer months. Read more: 2026 COVID-19 Summer Outlook | CFA: Qualitative Assessments | CDC

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Continue exploring these data

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Respiratory Virus Activity Levels
Updates on how COVID-19, Flu, and RSV may be spreading nationally and in your state
Image of a blue medical mask with a white background.
Severe Viral Respiratory Illness
Data on how respiratory viruses are contributing to serious health outcomes
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People Most Impacted by Respiratory Viruses
How people of different ages, race and ethnicity, and sex are affected by COVID-19, flu, and RSV.
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Other Respiratory Illnesses Going Around
This page details respiratory illnesses from viruses and bacteria other than COVID-19, flu, and RSV
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Vaccination Trends
Vaccination uptake & intent for COVID, flu, and RSV

Explore related data

Anticipated trends for COVID-19 infections, based on modeling, are displayed at the national and state levels.

Wastewater (sewage) data specific to SARS-CoV-2, the virus that causes COVID-19, are displayed at the national, regional, and state levels. These data can provide an early signal of changes in infection levels.

COVID-19 variants and genomic surveillance data are displayed for the nation.

Weekly trends in overall hospital bed occupancy and reporting status.

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Content Source:
National Center for Immunization and Respiratory Diseases (NCIRD)