Could climate change reshape flu season?
NCT ID NCT07767019
First seen Aug 17, 2026 · Last updated Aug 17, 2026
Summary
This study looks at whether changing climate patterns are shifting when winter respiratory viruses, like the flu, peak each year. Researchers will review medical records of 5,000 patients who tested positive for these viruses and compare infection rates with weather data from the past four seasons. The goal is to see if warmer or more variable winters alter the timing and severity of outbreaks, which could help plan better vaccine schedules.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- What this could lead to
- If a link is found, flu vaccine timing could be adjusted to match shifting virus seasons, potentially reducing severe illness.
- What could go wrong
- This is an observational study, so it can show patterns but not prove cause and effect. Weather data may not fully explain infection trends.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Barzilai Medical Center
Ashkelon, Israel
More trials for these conditions
Other studies related to the condition(s) this trial covers.