Seasonal Illness Tracker

Wednesday, September 30, 2026

Where flu, COVID, RSV and norovirus activity is actually rising right now, and what that means practically rather than statistically. Respiratory season is the one health story that is genuinely local and genuinely time-sensitive.

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Influenza activityyesterdayTaipei Times

Free flu and COVID-19 vaccines start tomorrow

Flu antivirals only work inside a roughly 48-hour window from first symptom, which means the decision to get tested has to happen before you are sure you need it.

OutbreakyesterdayNBC10 Philadelphia

Pa. measles outbreak grows to over 900 cases

Outbreaks of vaccine-preventable illness track local immunisation rates, not regional ones. The relevant number is the school and the county, not the state.

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OutbreakyesterdayThe Center Square

Wisconsin closing in on 200 measles cases

Outbreaks of vaccine-preventable illness track local immunisation rates, not regional ones. The relevant number is the school and the county, not the state.

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Influenza activityyesterdayManchester Evening News

Covid vs flu symptoms to watch for as cases rise

Flu antivirals only work inside a roughly 48-hour window from first symptom, which means the decision to get tested has to happen before you are sure you need it.

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Online medical consultation with verified doctors. Instant answers. $22.50/consultation.

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Outbreakyesterdaywccsradio.com

NUMBER OF MEASLES CASES GOES OVER 900 FOR 2026

Outbreaks of vaccine-preventable illness track local immunisation rates, not regional ones. The relevant number is the school and the county, not the state.

Outbreakyesterdaydaily-sun.com

Death toll crosses 1,100 in measles outbreak

Outbreaks of vaccine-preventable illness track local immunisation rates, not regional ones. The relevant number is the school and the county, not the state.