Flu Trend Question

What Does Decreasing Flu Activity Mean?

It means the flu-like-illness signal is moving down, not that flu is over. The useful read is level plus direction: national flu is low and similar to 1.7% last week, while some states can still be hotter than the national line.

15-second answer

  • Decreasing is a direction label. It says the signal is lower than the comparison period, not that flu has disappeared.
  • The current national CDC ILINet signal is low at 1.6% of outpatient visits for flu-like illness, similar to 1.7% last week.
  • A state can be decreasing and still have meaningful flu activity if it is coming down from a high season peak.
  • For a practical answer, read the current level, the week ending date, the season context, and the state page together.

Why this matters 1

People often read "decreasing" as "not a problem anymore." That can be misleading when the current level is still moderate or high.

Why this matters 2

This page supports the flu state pages by explaining how to combine intensity, direction, and season context before deciding which local page to send or check next.

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Source and context

How this answer is built

Updated

Week ending May 23

Coverage

National and state flu-like illness surveillance

Best For

Interpreting flu trend labels on state and national pages

This page should stay focused on interpretation. It should not turn a decreasing trend into medical advice or imply that every city has city-specific flu surveillance.

Methods → Data sources → Refresh cadence: Weekly, usually Fridays

FAQ

Quick questions about this answer

Does decreasing flu activity mean flu is gone?

No. It only means the surveillance signal is moving down. The current level can still be moderate or high, especially when activity is falling from a winter peak.

Why does Local Health Signal show both level and trend?

Because either one alone can mislead. Level tells you how much flu-like illness is being reported now, while trend tells you whether that signal is rising, stable, or easing.

This week

The sendable weekly version

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Weekly Roundup

What's Going Around Right Now? Early April 2026 Weekly Update

If you want the broad current snapshot first and then the best local or topic click, the weekly roundup is still the strongest sendable page on the site.

Flu

1.6% and stable

RSV

2.0 per 100K and stable

COVID-19

1.2 per 100K and decreasing

Measles

812 cases in 37 states

Open the weekly roundup →

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