# New COVID, flu strains circulating. What new vaccines protect against

> **Open Intelligence Dossier** · First detected: 2026-09-09 23:07 UTC · Category: Health

## Executive Summary
6 news sources are covering this Health story right now — PULSE is tracking how fast it spreads.

## Intelligence Brief
"New COVID, flu strains circulating. What new vaccines protect against" is generating significant coverage in the Health category, with 6 articles from 6 distinct sources tracked by PULSE so far.


Outlets currently covering the story include WHYY, Chicago Tribune, newsday.com and The Washington Post. PULSE measures a story's velocity from how quickly new articles appear and how many independent newsrooms join the coverage.


This brief was generated by PULSE's extractive engine from coverage metadata only. The latest headlines from every source are listed below; the velocity chart shows how the story is developing in real time.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| WHYY | Pennsylvania doctors urge people to vaccinate as flu, COVID-19 season approaches | [Source Link](https://news.google.com/rss/articles/CBMidEFVX3lxTFBRSjNnS290eWpfbklXRWtMM0RXUmdtMERUV0lKWTFnLXl0T2NXQVl3cXFsa1lmel9KLWJheV9KRzZkSU92SUpGQjZleXlOWFdhZ19RaHdqR09EWG1qTDdtSTAtM2pZN1FrSlZoWUdQdGtfS0RC?oc=5) |
| Chicago Tribune | Illinois issues flu, COVID-19, RSV vaccine guidance, amid confusion over federal recommendations | [Source Link](https://news.google.com/rss/articles/CBMiggFBVV95cUxPOC1vVm9DQ2tMZTllZE9LNjIwNVJFeWpzeklKR182R2RzSFhNSFhOSl8zYlFwT2RlZU9icmE2NGt1YVV3QzM3UkF6MHlXdkFZT2ZvZHBzY2lhcldhcXZkQVNKWWt1VHBRZDdfNlczbXNrRFJSOWltLXNTOUllNnRJYXh3?oc=5) |
| newsday.com | Vaccine for COVID-19 endorsed by New York State and city health departments for all adults, breaking with federal government | [Source Link](https://news.google.com/rss/articles/CBMilwFBVV95cUxPLVhiSjgzaHh6aTBiV2xsV0kzS09NenVRdzE5elRxMHhRWGJUVEVLTGd4Y2gtaERvUC1Ta0lxRXhOMzZ2NkVLRXZRLWJiYmhnOWhuSWVFYW1ZWVJkT2NoRkI0YnlVN1JqZXVoc0FPTjF0ZXZwSUZJOUx6bmhuTDBPRVZ2MDRHSi1SdkU2ZWZxb19mcVJiMk80?oc=5) |
| The Washington Post | Opinion - Fall vaccines are now available. Here are your questions, answered. | [Source Link](https://news.google.com/rss/articles/CBMisgFBVV95cUxNRFpOWG13bXFra0RsdnJhTnkzRzBvZDdkMFRoLWc5VmozNmQ3c0VaYTl1aEMzWEt4eGtPcTRFWEhjT1ZHcEw2cmNxMjJKd3BUWDFBejFQRUtZNnR6NUVtdTdPRjBKVWZJOWtiZFEwMjdrbDVieEtlYTExSXJKSS1Ic3ZCdzNCcHVXSmlPS1czX1dsWElZcVRHYXMzdC1vZVk4TzJUeFNhVld2Y3NfdFoyMFJR?oc=5) |
| Medical Xpress | AAP issues recommendations for pediatric RSV vaccination in 2026-2027 season | [Source Link](https://news.google.com/rss/articles/CBMihwFBVV95cUxPNF8wR29zQlc2R3ROQ3FIcHJnVlNqRlAtaDV5eEVLWERZdkxHVzNCdVNNOUkxbllIM3BZNTk4V3B1ZzZIRmxoRUY3MzJmalFvLWJJcUFBOG5XSjlLUHp2dHlENS1NOWxnU3d3bUNoMkZRTzdwZVFxTXpmLTh5OW93eUJRRm1PeGM?oc=5) |
| health.com | What Major Medical Groups Recommend for COVID, Flu, and RSV Shots This Year | [Source Link](https://news.google.com/rss/articles/CBMic0FVX3lxTE5xaUU2TVF6d3F3SHJnT1NPZVUySGQza05paWRZVFgxempzSjRoNGpqRUZkUkY2bVVFcjJqaEFneTJLdkVQZF9nd2dLNzBiSngwWXFGcjR2cExkWW92MzhIWHViakU5NEVlVGtYWFFWM3Znalk?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-09-09/new-covid-flu-strains-circulating-what-new-vaccines-protect-against*