# CDC Investigates Parasite Outbreak Causing ‘Explosive Diarrhea’ as More Than 1,200 People Are Sickened

> **Open Intelligence Dossier** · First detected: 2026-07-10 08:07 UTC · Category: Health

## Executive Summary
Health officials are tracking a widespread Cyclospora outbreak as case counts climb across multiple regions.

## Intelligence Brief
The Centers for Disease Control and Prevention is currently investigating a parasite outbreak linked to over 1,200 reported illnesses. Symptoms associated with the infection include instances of explosive diarrhea.


Coverage from CBS News and Allrecipes highlights both the national investigation and a specific surge in Colorado. Colorado health officials have reported 90 cases of Cyclospora within the state so far this year.


Future reports are expected to clarify the specific sources of the infection. Coverage does not yet specify the geographic distribution of the remaining cases or the origin of the parasite.

## Multi-Source Evidence Table
| Source Outlet | Headline | Verification URL |
|---|---|---|
| FOX 10 Phoenix | Arizona reports several cyclosporiasis cases: What to know | [Source Link](https://news.google.com/rss/articles/CBMipAFBVV95cUxQUEN5Z0VjbmNEOE5aWERwUGo3YXIyQmpuTVVycm9MTG9kb05TUi1CNXFNRG5PY3NaaU9zcnZ5VTJmZ1pHb0JZQmxTUEVLZ05Pd0o3eGhSUUFYV1c5eWZMTG9md2dQSmZPRV9zcWhVN05UdHpzSnk1RGZKNEllYzNhRkRxdEt2MzhSMER4WVlNcDVONWZCcG4wakhNeDdnREdiMWZuLdIBqgFBVV95cUxPdE9JcFhLTG1vRmtFSWNCeEtfV184ZkRjcl9CVzRsUHliM0JlTkozYjM2cnB1RmF0UkRiUXRLaXdLRUlfRU8yNU1hTHhOLXFycGhMajhtLWlfYTRuN0VWLWRFV0otQkJrVXBOckh1dWx3cXRvQ3gzSkh0TFVCWHRFRDFjMllsSlVrQUFZdnJUbXdSUTlvTDdJLTRPMEhUaVhJMF9WamliUFU3UQ?oc=5) |
| CBS News | Colorado reports 90 cases of Cyclospora this year: Here's what health officials want you to know | [Source Link](https://news.google.com/rss/articles/CBMizgFBVV95cUxQbG0zM0RtNVB6dzMwd080Vk45U3lSeXA2c001cWxyS0g2RTRlamZKWjJCV21FN2FvOGhPbVBoRzBKZkVSTGh2MFdTMEowb0RSWEFUSEVQSDJ6VVh0VlYtanRiWGtTODFmcUQxSFEwR0FsQWM2cWtGT1c0Z2pNSmtkdGNtbkJRZzRrTE9CR0JuRC1kVG44NDh2bk1kN2dDbi12UEV6V1hacDIzaG9BZktybEJYWDFvY2taT19mQktRNlhOZ3JYLXRka3RaUUVZUQ?oc=5) |
| Allrecipes | CDC Investigates Parasite Outbreak Causing ‘Explosive Diarrhea’ as More Than 1,200 People Are Sickened | [Source Link](https://news.google.com/rss/articles/CBMijwFBVV95cUxPWU9zRm1UZlRHendlenB0Wnc3VndKQ3k1U2ljRUprTE5DbFl4RmdtY1lFalF4QjVXTXFWZEFaYXVyd3p2Nkh6Sk1oX3ZFYlE2bldVTXJkTzRFcTRhRUVhMTJYdmhXci1Vc2ZJaXJ4M2lTaGJMSldvMG1pa0NOS3dBSFdoSkxaTEQ3X0g0dWNIYw?oc=5) |

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*Canonical Source: https://pulse.byoviral.com/trend/2026-07-10/cdc-investigates-parasite-outbreak-causing-explosive-diarrhea-as-more-than-1*