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Tennessee experts answer questions about parasite-induced ‘explosive’ diarrhea illness
By Braden Ross at WSMV 4 News (NBC affiliate)
· July 17, 2026
· 8 min read
What This Story Is AboutNashville has fewer than 10 confirmed cases of cyclosporiasis as the CDC looks into the parasite-induced illness that’s impacted more than half of states.Why It MattersPeople usually get the illness after consuming contaminated water or contaminated produce.What Happens Ne...
Key takeaway Why It MattersPeople usually get the illness after consuming contaminated water or contaminated produce.
Why this matters in The Nashville
Nashville 's fewer than 10 confirmed cases of cyclosporiasis are a small part of a larger outbreak affecting over half of the states, and local health experts are watching closely as the CDC investigates the cause. The potential link to contaminated lettuce is particularly relevant in a city like Nashville, where access to fresh produce is a priority for many residents. As the investigation continues, Nashville's food establishments and consumers will be paying attention to any recalls or warnings related to contaminated produce. The fact that cyclosporiasis cases typically rise in the summer months, from May to August, suggests that the outbreak may not be over yet, and local health officials will need to remain vigilant in tracking and responding to new cases. With experts from Vanderbilt University Medical School weighing in on the issue, Nashville is well-positioned to stay informed and take steps to prevent further spread of the illness.
About this story
Original reporting by WSMV 4 News (NBC affiliate) . The Nashville surfaces reporting from trusted publishers and adds local editorial context so readers can quickly understand what a story means for their community. We attribute every source, link to the original report, and follow a documented editorial standards policy. To understand how stories are selected and reviewed, read our about page .
For the complete original report, visit WSMV 4 News (NBC affiliate) . Have a tip or correction? Contact our newsroom .
Category: local ·
Published: July 17, 2026 ·
Source: WSMV 4 News (NBC affiliate) ·
Reading time: 8 min
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Frequently asked about this story
What is this story about? What This Story Is AboutNashville has fewer than 10 confirmed cases of cyclosporiasis as the CDC looks into the parasite-induced illness that’s impacted more than half of states.Why It MattersPeople usually get the illness after consuming contaminated water or contaminated produce.What Happens Ne...
When was this published? This article was first published on July 17, 2026 by WSMV 4 News (NBC affiliate) and curated for The Nashville readers.
Who reported this story? This story was reported by Braden Ross at WSMV 4 News (NBC affiliate). To learn more about how The Nashville selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more local coverage from The Nashville, or browse our daily briefing and topic hubs .
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