Cyclospora Outbreak: What You Need to Know About the Recent Intestinal Illness Surge

What Is Happening?

Health officials are tracking a significant rise in cases of cyclosporiasis (sigh-clo-spore-EYE-uh-sis)—an intestinal illness caused by a tiny parasite called Cyclospora cayetanensis. As of the latest CDC update, over 18,000 cases have been reported across 45 states.

Important Point:
This parasite is not a virus or bacteria—it’s a single-celled organism (a protozoan) that lives in contaminated food or water. You can’t catch it from another person like a cold or flu.

Key Numbers at a Glance

Where Did It Come From?

The Lettuce Link

Investigators have traced many cases to shredded iceberg lettuce served at Taco Bell restaurants in nine states.

• Supplier: Taylor Farms de Mexico
• Source region: Central Mexico
• Recall issued: Yes — a voluntary recall of all iceberg lettuce from central Mexico
• States affected by recall: 27
• Distribution window: June 29 – July 16
• Best-if-used-by dates: Up to August 3

Important Point:
Taco Bell has stopped using lettuce from Taylor Farms de Mexico at all locations.

Other Possible Sources

The CDC says other sources may still be involved. Summer is peak season for this parasite, so cases could be linked to multiple foods or regions. Investigations are ongoing.

How Does This Parasite Make You Sick?

The Timeline (Incubation Period)

1. You eat contaminated food (like unwashed lettuce)
2. Wait 1 week on average (can take up to 2 weeks or longer)
3. Symptoms start

Important Point:
Because of this delay, new cases may keep appearing for weeks even after the contaminated food is gone.

Common Symptoms

• Watery diarrhea (often frequent and explosive)
• Loss of appetite
• Weight loss
• Stomach cramps/pain
• Bloating
• Nausea
• Fatigue
• Low-grade fever (sometimes)

See a doctor if:

• Diarrhea lasts more than 3 days
• You see blood in stool
• You can’t keep fluids down
• You feel dizzy or very weak (signs of dehydration)

Why Are Case Numbers Still Rising?

1. Reporting Takes Time

• It can take up to 6 weeks for the CDC to confirm if a sick person should be counted.
• Many of the 11,500+ “additional cases” are not yet lab-confirmed or are still being investigated.

2. Summer Spike Is Normal

• Cyclospora thrives in warm weather — cases naturally rise in summer months.

3. Delays ≠ New Outbreaks

• Health officials say the jump in numbers may reflect reporting catching up, not a fresh wave of infections.

What Should You Do Right Now?

Check Your Fridge

• Do not eat any iceberg lettuce with best-if-used-by dates through August 3 if it came from the recalled lots.
• When in doubt, throw it out.

Wash Produce Thoroughly

• Rinse all fresh fruits and vegetables under running water — even if running water before eating, cutting, or cooking.
• Use a clean produce brush for firm items (like melons or cucumbers).

Practice Good Kitchen Hygiene

• Wash hands with soap and water before and after handling food
• Clean countertops, cutting boards, and utensils with hot, soapy water
• Keep raw meat separate from ready-to-eat foods

Stay Hydrated If Sick

• Drink water, oral rehydration solutions (like Pedialyte), or broth
• Avoid caffeine, alcohol, and sugary drinks

Summary

• Over 18,000 cases of cyclosporiasis reported in 45 states
• Main suspect: Recalled iceberg lettuce from Taylor Farms de Mexico (central Mexico), served at Taco Bell in 9 states
• Recall covers 27 states, distribution: June 29 – July 16, best-by dates through Aug 3
• No deaths, but 423 hospitalizations
• Incubation: 1 week average, up to 2+ weeks — so new cases may still appear
• CDC investigation ongoing — other sources possible
• Protect yourself: Check your lettuce, wash produce, practice clean kitchen habits

FAQ

1. Can I get cyclosporiasis from another person?

No. It spreads only through contaminated food or water — not person-to-person contact.

2. Is there a treatment?

Yes. Doctors usually prescribe antibiotics (like trimethoprim-sulfamethoxazole). Most people recover fully with treatment.

3. How do I know if my lettuce is part of the recall?

Check for “best if used by” dates through August 3 and look for Taylor Farms or central Mexico on packaging. When unsure — throw it out.

4. Why does it take so long to confirm cases?

It takes time for:
① Symptoms to appear (up to 2 weeks)
② Person to see a doctor
③ Lab test to be done
④ Results reported to health department
⑤ CDC to verify and count — up to 6 weeks total

5. Should I stop eating salads entirely?

No. Just wash all produce well, stay informed about recalls, and buy from trusted sources. The risk is low with proper handling.

Stay safe, stay informed — and when in doubt, toss the lettuce out.