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Tennessee medical 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
The emergence of cyclosporiasis in Nashville , with fewer than 10 confirmed cases, raises concerns about the city's food safety and water quality. As the CDC investigates the cause of the outbreak, potentially linked to contaminated lettuce, local health officials must be vigilant in monitoring produce distribution channels and water treatment facilities. The fact that cyclosporiasis cases typically rise in late spring and early summer suggests that Nashville's cases may be part of a larger seasonal trend. However, the unprecedented scale of this outbreak, with thousands of confirmed cases nationwide, demands a proactive response from local authorities to prevent further spread. Nashville residents should be aware of the risks associated with consuming contaminated produce and take precautions to protect themselves, such as washing fruits and vegetables thoroughly and checking for recalls on lettuce and other affected products.
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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