# Parasitic outbreak of cyclosporiasis linked in Michigan to lettuce

> **Newsylist Open Intelligence Dossier** · First detected: 2026-07-14 03:29 UTC · Category: Health · Sources: 6 · Current Velocity: 3.67

## Executive Summary
Health officials report a rising number of cyclosporiasis cases across the U.S. as investigations link an outbreak in Michigan to fresh lettuce.

## Intelligence Brief
A nationwide rise in cyclosporiasis infections is underway, prompting health officials to issue warnings regarding the consumption of fresh produce. Investigative efforts in Michigan have specifically identified lettuce as a potential source for the local cluster of illnesses. Symptoms associated with the parasite include violent diarrhea, which patients describe as disruptive.


Coverage from The Detroit News, CBS News, PBS, 10tv.com, WSB-TV, and News 5 Cleveland WEWS emphasizes the geographic spread of the parasite. While cases have risen across several states, reports note that California infection rates currently remain within the normal range. The reporting highlights the ongoing nature of early investigations into specific food sources.


Future reports are expected to clarify the extent of the outbreak as investigations continue into affected produce supplies. Coverage does not yet specify which lettuce brands or distributors are involved, nor does it provide a final tally of total illnesses nationwide.

## Verified Facts & Key Claims
### What is the primary food source linked to the Michigan outbreak?
According to coverage from The Detroit News and 10tv.com, the outbreak in Michigan has been linked to lettuce.

### Are all U.S. states seeing an increase in cases?
No. CBS News reports that while the outbreak has sickened thousands nationwide, case numbers in California remain within the normal range.

### What are the symptoms of this infection?
Coverage from News 5 Cleveland WEWS identifies violent diarrhea as a symptom associated with the surge in cases.

## Key People, Organizations & Locations
Michigan, California, Cyclospora, Cyclosporiasis, Health, Early, Parasitic

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| News 5 Cleveland WEWS | 'It's been disruptive.' Ohio sees surge in Cyclosporiasis cases linked to violent diarrhea | 2026-07-14 02:11 | [Source Link](https://news.google.com/rss/articles/CBMi4wFBVV95cUxNX1dpT0ZJWkV2YVdYUWlYS3ptZmhVZVF4bWJZX2d1LVJHV2FOLV9TSzdUclRFTEtrelV1SWUwTnIxb0d3Q2hRcUJrcTVtOWVOaUt5WWJyMmsxTVhDSGtfLXFZV29rU2wzaU1FVl9xTnhuR1cxZjBOUEJTUTB2NnZiTDVud08tUGVfUjhKcF8zRjd0RjBjZGpGc3kwb1VMMzRDd1pUcU1GOGFtcERqQ21CMUhZRkNwNXVpVkZ4XzJQZkItQ1BHYW9IS21kcUh0d1IxSmV3NmtWd3pWYnFSYTNOUFgxOA?oc=5) |
| WSB-TV | Health officials urge extra care with fresh produce as Cyclospora illnesses rise nationwide | 2026-07-14 02:11 | [Source Link](https://news.google.com/rss/articles/CBMi4wFBVV95cUxORGZqY09kRUtwYmVTU3FkblBMX2tVVHVUUlgyNUFWSGYzUzVjM3hnNmdGN3BuTDFZNThnblpNZXp3ZmUyTm1XeDhvNGxsOGQ2VW9ONXJNdWRka0ZkazBGWUdGR19WbW9ZT016NWlCY09qSi1tUTFNYWJiRlJNdFBYQV9aUHpobzB1S01lbEJvSVRoYllIcE9OUk84OHNSUDhCbUppcWJTTUNSTDV6LXk2OXl1MGFVQmtlUzZRM0hIeVFHM0JXM2h0Z2x6VW5remlVYkxzcElmbExnVHRTajJpcUdwSdIB9wFBVV95cUxQaHhVak80bEpEQVYwTnBtWGlGUXBDSVZnQVYwc1otR2VMV1YzLTNUVlFSMnBlTWs4NFVoekU4UlFEMURWZTREeTByUzBnNVJMUXZMTEtocWZkTFJLbHhubUJqcndYcFJPYl9KZU5xQTJ) |
| 10tv.com | Early investigation links these foods to Michigan's cyclosporiasis outbreak | 2026-07-14 02:11 | [Source Link](https://news.google.com/rss/articles/CBMitwFBVV95cUxPN2RpbHFWTXhsd25DbHYySmp5RUJON3BleDRHRWdoR0daV1ViV0x4WWVlcjdKWno0X2EzcmRBemVUTGFlMThHMWxWQWZMMTZLdXkyT2U3SFJMcEdET0JPQm1NQzgyWDNnNzhjX0tSZ0dKUUx3VHg5c0J6ejZFNXE2enVKZTdEZGNFSFlSS2l2cm5QRUxwQnlOZmVIT0hMR0tHa1dnVzJ2a1ZJdGR4UzVwVzIySDhBOUE?oc=5) |
| CBS News | U.S. cyclospora outbreak sickens thousands, but California cases remain within normal range | 2026-07-14 02:11 | [Source Link](https://news.google.com/rss/articles/CBMiqgFBVV95cUxOcUhLMGowR3VuVG84QU1fZzBJN0x3Nk5BNFViOWRZLTVzTXpxMUpKTUEzSGh4TkFDZjNhX2x0NjA1aENSazN5blE1R1FLNW9QajhUbWpHcXN0R1ZxdDVfTEl2ZHkzVVlQeTRqWTdhOG9IclQzMi0tc2lDbmFITndkN3FLVzlUWGtfQnlKbGd0dEdzT2hjeHY0MGxhbklJUThPVHNsMmRXNWZZZw?oc=5) |
| PBS | What we know about the cyclosporiasis outbreak linked to produce | 2026-07-14 02:11 | [Source Link](https://news.google.com/rss/articles/CBMinwFBVV95cUxNc3F3NGRlQmstbnJMVERLWm96RkFMZTJaNXlMSUcxUWVwaXRLRXJHckN4V2htdnp1LTJxTXI4MzJFbWN2TGZ4el8zd1h2WlpCMUhneExsZndyY0NiSGx0TTJjZ3NOQUkxXzhJVDRpMUZWaWtZQm82YjlTUjQ3OVJKX0VvVDBqU3FyVnI0LTdjZEs4akwxV3F5QzlrVUo3RGs?oc=5) |
| The Detroit News | Parasitic outbreak of cyclosporiasis linked in Michigan to lettuce | 2026-07-14 02:11 | [Source Link](https://news.google.com/rss/articles/CBMi0gFBVV95cUxQeFpQTWFSQkxuNHk4b2wyazVNaDVNQWd6Q3Z5NmtlNnU0S0ZmV2Q0Z1hCb3ZSYllxdFl1c1FWWmZaZ2pWQ0ZoX0dEVEhIYXYteEVMT2RDOXB0V05uajZ6QnVUY1I3UV96eEY3NUhzTVIxcG1NRXBPdkF6VS1sYTNZQ3RCdnhOaEZXZWk4S3djX2tLNkhnOE1ldXJnUm9qOXMtTGVJRkIxWmktNDBBUXV4WWVjRGE5bko0RUdya01UUVR5MnZYaVZWa2JZcF9rWmp4WEE?oc=5) |

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