CDC Reports Cyclospora Outbreak Now Spreading to 15 States

WHO:

The Guardian - The Arkansas health department confirmed that Arkansas is one of the states added to the multi-state outbreak for cyclosporiasis.

The Washington Post - The Centers for Disease Control and Prevention (CDC) is involved in the investigation of the outbreak.

WHAT:

Forbes - The CDC confirmed that cases linked to the outbreak in the U.S. have surged to over 10,000, a 56% jump from the week before.

Forbes - An estimated 12,255 people are expected to have the illness related to the outbreak.

KSL.com - The Utah Department of Health and Human Services reported that 31 individuals with cyclospora in Utah had traveled outside the United States, while 12 had traveled to other states.

KSL.com - The CDC reported over 18,000 cases of cyclosporiasis around the country this year, indicating higher than normal cases.

CNN - The Michigan Department of Health and Human Services confirmed that two deaths linked to the outbreak occurred, with both individuals having "significant underlying health conditions that may have been impacted by cyclosporiasis and dehydration."

Newsweek - More than 10,000 cyclosporiasis cases have been confirmed across 47 states, with 517 people hospitalized and two deaths reported.

KSL.com - The Utah Department of Health and Human Services reported that five cases of cyclospora in Utah are still under investigation, with several sick individuals yet to be interviewed.

CNN - More than 900 people in Washtenaw County, Michigan, have been sickened with cyclosporiasis since mid-June, with health officials reporting over 11,000 cases in Michigan overall.

The Guardian - As of July 28, the CDC recorded 6,707 laboratory-confirmed cases of cyclosporiasis and approximately 11,500 suspected cases awaiting confirmation.

The Guardian - Michigan reported 11,234 outbreak-linked cases, making it the state hardest hit by the outbreak.

KSL.com - Utah has reported 48 cases of cyclospora since May 1, with 31 individuals having traveled outside the United States and 12 to other states.

KSL.com - The CDC has reported over 18,000 cases of cyclosporiasis around the country this year, indicating higher than normal cases.

KSL.com - Two individuals in Michigan have died in connection with the cyclosporiasis outbreak, both having "significant underlying health conditions."

The Washington Post - The CDC has expanded the largest known cyclosporiasis outbreak to 15 states.

The Washington Post - Six additional states have been added where illnesses have been traced to shredded iceberg lettuce.

WHERE:

Forbes - The outbreak has expanded to include Arkansas, Iowa, Nebraska, New Hampshire, North Carolina, and Missouri.

NBC News - The outbreak has expanded to six more states, bringing the total to 15 states affected.

The Guardian - The six newly added states to the outbreak are Arkansas, Iowa, Missouri, Nebraska, New Hampshire, and North Carolina.

KSL.com - The outbreak is occurring in nine states, which does not include Utah.

The Washington Post - The outbreak is affecting 15 states across the United States.

The Washington Post - The shredded iceberg lettuce linked to the outbreak is sourced from central Mexico.

WHEN:

The Washington Post - The outbreak is described as the largest known cyclosporiasis outbreak.

WHY:

Forbes - The outbreak is tied to contaminated Taylor Farms iceberg lettuce from Mexico, with sick individuals reporting consumption at Taco Bell in five states.

The Guardian - The CDC has identified iceberg lettuce produced by Taylor Farms de Mexico as the source of one outbreak.

KSL.com - The health department is still investigating five cases in Utah that have not been linked to travel.

The Washington Post - Illnesses have been traced to shredded iceberg lettuce, indicating a potential source of contamination.

HOW:

CNN - Public health staffers are conducting detailed interviews with individuals affected by cyclosporiasis, asking them to provide restaurant receipts and grocery store purchase details to trace the source of the outbreak.

The Guardian - Taylor Farms voluntarily recalled iceberg lettuce distributed to restaurants in 27 states and grocery stores in 15 states in response to the outbreak.

The Washington Post - The CDC is investigating the source of the outbreak and has identified the link to shredded iceberg lettuce.

(UPDATED August 5, 2026 20:27 UTC)

The CDC has confirmed that cases linked to the outbreak in the U.S. have surged to over 10,000, marking a significant 56% increase from the previous week. An estimated 12,255 people are expected to be affected, with the outbreak now expanding to include states such as Arkansas, Iowa, Nebraska, New Hampshire, North Carolina, and Missouri. This outbreak is tied to contaminated Taylor Farms iceberg lettuce from Mexico, with many sick individuals reporting that they consumed it at Taco Bell locations across five states.

(UPDATED August 5, 2026 16:05 UTC)

The CDC has reported over 18,000 cases of cyclosporiasis across the country this year, indicating a significant increase in infections, while the outbreak has now expanded to 15 states. In Utah, the Department of Health and Human Services revealed that 31 individuals with cyclospora had traveled outside the U.S., and tragically, two deaths linked to the outbreak have been confirmed in Michigan, both involving individuals with serious underlying health issues. Public health officials are actively interviewing those affected, gathering information on restaurant and grocery store purchases to trace the source of the outbreak, which has been linked to iceberg lettuce produced by Taylor Farms de Mexico.

(UPDATED August 5, 2026 13:35 UTC)

More than 10,000 cases of cyclosporiasis have been confirmed across 47 states, with 517 individuals hospitalized and two deaths reported. This significant outbreak has raised concerns among health officials as they work to identify the source of the infections. Authorities are urging the public to remain vigilant and take necessary precautions to protect their health.

(UPDATED August 5, 2026 11:19 UTC)

In Utah, the Department of Health and Human Services is investigating five cases of cyclospora, with several individuals still to be interviewed. Meanwhile, in Washtenaw County, Michigan, over 900 people have fallen ill with cyclosporiasis since mid-June, contributing to a total of more than 11,000 cases statewide, including two confirmed deaths linked to the outbreak. Health officials are actively conducting interviews with affected individuals to gather details about their restaurant and grocery store purchases in an effort to trace the source of this outbreak.

(UPDATED August 5, 2026 05:03 UTC)

Arkansas has been confirmed as one of the states added to the multi-state outbreak of cyclosporiasis, which has now affected several areas across the country. As of July 28, the CDC reported over 6,700 laboratory-confirmed cases and approximately 11,500 suspected cases, with Michigan being the hardest hit state, reporting over 11,200 outbreak-linked cases. In response to the outbreak, Taylor Farms has voluntarily recalled iceberg lettuce that was distributed to restaurants in 27 states and grocery stores in 15 states.

(UPDATED August 4, 2026 23:00 UTC)

The CDC has reported over 18,000 cases of cyclosporiasis across the country this year, marking a significant increase in cases. In Utah, there have been 48 reported cases since May 1, with many individuals having traveled outside the United States, while the outbreak is affecting nine states overall, excluding Utah. Tragically, two individuals in Michigan have died in connection with this outbreak, both of whom had significant underlying health conditions, and the health department is currently investigating five cases in Utah that remain unlinked to travel.

(UPDATED August 4, 2026 21:11 UTC)

The Centers for Disease Control and Prevention is currently investigating the largest known cyclosporiasis outbreak, which has now expanded to affect 15 states across the United States. Six additional states have been added to the list of those impacted, with illnesses traced back to shredded iceberg lettuce sourced from central Mexico. The CDC is actively working to determine the source of this outbreak, highlighting the potential contamination linked to the lettuce.