University of Nebraska Medical Center
University of Nebraska Medical Center

Category: Cyclosporiasis

Today: Cyclospora Cases Are Starting to Trend Down: See States Still Impacted, Foods to Avoid and More

Infections with cyclospora, the “diarrhea parasite,” are on the decline nationally, recent data suggest. Where are cases still rising, and is lettuce safe to eat?

Aug 26, 2026

Scientific American: Is lettuce back on the menu? New data suggest cyclosporiasis cases are slowing

This summer the U.S. has been gripped by a parasite-borne illness that causes explosive diarrhea and has basically taken iceberg lettuce off the menu. But new U.S. Centers for Disease Control and Prevention numbers, as well as state data, suggest new infections may be tapering off.

Aug 26, 2026

Reuters: Cyclosporiasis cases in US climb to 17,180, CDC says

The Centers for Disease Control and Prevention on Tuesday reported 17,180 confirmed cases of ​cyclosporiasis in the United States, an increase ‌of 1,464 cases from a week ago.

Aug 26, 2026

USA Today: Is lettuce safe to eat now? What to know amid cyclospora outbreak

An unprecedented outbreak of cyclosporiasis, a lettuce-linked parasitic infection known to cause debilitating diarrhea, has sickened more Americans than ever before, causing many consumers to avoid the produce aisle.

Aug 10, 2026

NBC News: Cyclosporiasis outbreak has expanded to six more states

The CDC’s planned update marks a significant expansion in the outbreak linked to shredded iceberg lettuce supplied by Taylor Farms.

Aug 6, 2026

NPR: What Cyclospora does inside the gut and how it gets there

This summer, tiny Cyclospora parasites have wreaked havoc on the digestive systems of thousands of people in the U.S. It’s the biggest outbreak of this parasite the U.S. has ever seen. In a July 28 update, the Centers for Disease Control and Prevention counted 45 states reporting cases of cyclosporiasis — the disease caused by the parasite

Aug 3, 2026

Today: Cyclospora Outbreak 2026 Foods to Avoid and Map as 45 States Hit With Parasite Cases

A massive outbreak of the “explosive diarrhea parasite” cyclospora has been linked to shredded lettuce. Where are cases rising, and what are the other possible sources?

Aug 3, 2026

CNN: First deaths reported in cyclosporiasis outbreak

Two people in Michigan have died in connection with the outbreak of cyclosporiasis, health officials reported Monday. These are the first known deaths related to the multi-state outbreak of explosive diarrhea in the United States.

Aug 3, 2026