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Cyclosporiasis cases in Michigan surpass 2,600, health officials say

Cyclosporiasis cases are surging across the United States, with Michigan reporting over 2,600 cases.

By · Published July 19, 2026 at 18:53 UTC · Updated July 20, 2026 at 00:24 UTC

16sources
20articles
20velocity
+0%since first seen
47d agofirst detected

Evidence dossier

Intelligence passport

84/100 Exceptional
16distinct sources shown
40velocity measurements
1language editions checked
All brief claims passed the second-source checkbrief evidence status

Measured timeline

  1. Detected The first matching coverage entered the Archynetys cluster.
  2. Outcome review added Archynetys revisited the signal after coverage cooled.
  3. Latest coverage observed Most recent article currently attached to this story cluster.
  4. Peak measured velocity The recorded velocity reached 20.
  5. Evidence threshold reached The story had enough independent coverage for an explanatory brief.

Source diversity sample: Noozhawk · Lost Coast Outpost · ABC30 Fresno · yourcentralvalley.com · kmph.com · WBAL-TV · The New York Times · ABC News & Headlines – Australian Broadcasting Corporation.

How this dossier is built: methodology · AI policy · corrections.

📍 Aftermath

The cyclosporiasis outbreak spread across more than half of U.S. states with cases climbing to over 3,000. Public health officials continued to track the illness, though the source of the parasite remained unconfirmed in the reporting.

The story quieted without a definitive conclusion in the coverage.

Epilogue added 43d ago, after coverage quieted.

The story so far

Cyclosporiasis, an intestinal infection caused by the Cyclospora parasite, is spreading rapidly across the United States. The parasite causes symptoms such as explosive diarrhea, stomach cramps, nausea, vomiting, muscle aches, and fever. Coverage emphasizes the rapid rise in cases, with Michigan reporting over 2,600 cases.

Reports from various outlets, including ABC News, CNN, and The Guardian, highlight the outbreak's spread across more than half of U.S. states. The CDC is tracking cases in 31 states, including Nebraska and Iowa. Watch for updates on the source of the outbreak, which remains unconfirmed.

Coverage does not yet specify any preventive measures or treatments beyond general food safety tips.

Synthesized by Archynetys from the headlines below under a strict no-invention contract. ✓ fact-checked: all claims supported by sources Updated 40d ago.

Sources (20)

The obvious questions

What is cyclosporiasis?

Cyclosporiasis is an intestinal infection caused by the Cyclospora parasite, which can lead to symptoms such as explosive diarrhea, stomach cramps, nausea, vomiting, muscle aches, and fever.

How many cases have been reported in Michigan?

Michigan has reported over 2,600 cases of cyclosporiasis.

Which states are affected by the outbreak?

The outbreak has spread to more than half of U.S. states, with the CDC tracking cases in 31 states, including Nebraska and Iowa.

How fast it spread

How fast coverage is spreading — measured hourly from article rate × source diversity. How this works →

Topics

Cyclosporiasis Michigan CDC Parasite Outbreak Food Safety

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