Surveillance update
Latest report
Provisional
Provisional figures may change as the source receives additional reports.
U.S. Influenza Surveillance Update - Week 42
Status as published: Seasonal influenza activity remains low nationally, but multiple surveillance indicators have been increasing since late August/early September 2026.
Freshness and lifecycle
- First seen: October 15, 2026
- Last seen: October 31, 2026
- Published by source: October 30, 2026
- Last updated by source: October 30, 2026
- Lifecycle status: Latest report
- Geographic scope: National
- View the official source record
Not sure what "Surveillance update" means? See surveillance updates, advisories, and confirmed outbreaks.
Diseases
Locations
Statistics
Aggregate counts as published by the source -- never case- or patient-level detail.
Figures marked provisional may change as the source receives additional reports.
Laboratory testing
| Period | Metric | Value |
|---|---|---|
| Week ending October 24, 2026 | Specimens tested by clinical laboratories (provisional) | 53,102 |
| Week ending October 24, 2026 | Specimens testing positive for influenza (provisional) | 4,061 |
| Week ending October 24, 2026 | Specimens testing positive (provisional) | 7.6% |
Hospitalizations
| Period | Metric | Value |
|---|---|---|
| Week ending October 24, 2026 | Laboratory-confirmed influenza hospital admissions (provisional) | 6,100 |
| Week ending October 24, 2026 | Hospital admission rate (provisional) | 1.8 per 100,000 people |
| Oct 4, 2026 – Oct 24, 2026 | FluSurv-NET hospitalizations reported for the season (provisional) | 1,474 |
Pediatric mortality
| Period | Metric | Value |
|---|---|---|
| Week ending October 24, 2026 | Pediatric deaths newly reported to CDC (provisional) | 2 |
| Reflects deaths CDC was newly notified of during this reporting period -- the deaths themselves may have occurred in an earlier week. | ||
Official guidance and record verification
Public Health Trace does not provide medical advice. The information below explains how to interpret this record and links to relevant official government sources. Review the linked official source for the current, authoritative information.
How to interpret this update
These figures are provisional and may change as the source receives additional reports.
This update reports data for October 24, 2026.
These are aggregate statistics describing reported cases in a population -- they do not assess any individual's health or personal risk.
Version history
Every version of this record, oldest first -- earlier reported values remain visible even after a newer update supersedes them.
This page republishes fields from the linked official source record above. Public Health Trace does not independently verify or supplement this content, does not provide medical advice, and does not state that any product, company, or location is unsafe beyond what the source has published. Read the full medical disclaimer.