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公衛 · Public Health · · 612 words · B1-B2

Record-Breaking Parasite Outbreak Continues as Officials Search for Answers

Health experts struggle to track the source of a widespread illness as case numbers climb across the United States.

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Summary · 摘要

A record-breaking outbreak of a parasite called cyclospora is spreading across the United States. Health officials report that cases have now passed 6,100 in Michigan alone. The FDA is investigating a link to lettuce from Taylor Farms despite recent testing errors. Experts note that tracing such diseases is difficult because they are hard to identify in small samples. For now, officials recommend that consumers wash their hands and food surfaces carefully to prevent infection.

一種名為圓孢子蟲的寄生蟲疫情正在美國各地蔓延,創下歷史紀錄。衛生官員報告指出,僅在密西根州,病例數就已超過 6,100 例。儘管近期發生檢測失誤,美國食品藥物管理局(FDA)仍在調查此疫情與泰勒農場(Taylor Farms)萵苣之間的關聯。專家指出,追蹤此類疾病相當困難,因為很難從少量樣本中進行辨識。目前,官員建議消費者應謹慎洗手並清潔食物處理檯面,以預防感染。

Ongoing story · 追蹤中的新聞

This article follows earlier coverage on the same developing story.

  • Record-Breaking Parasite Outbreak Continues as Health Officials Search for Answers · 2026年7月22日

    A record-breaking outbreak of a parasite called cyclospora is spreading across the United States. Health officials report that cases have now passed 6,100 in Michigan alone. The FDA is investigating a link to lettuce from Taylor Farms despite recent testing errors. Experts say that tracing such outbreaks is difficult because the parasite can also come from water. Consumers are advised to wash food and surfaces carefully to stay safe.

  • Ebola Outbreak in Congo Reaches Record Levels as Neighbors Increase Safety Measures · 2026年7月21日

    The Ebola outbreak in the Democratic Republic of Congo has now caused at least 930 deaths. This is the fastest-growing outbreak of the virus ever recorded. Health workers are facing dangerous conditions due to local violence and rumors. Neighboring countries like Zambia and Uganda are increasing their border checks to prevent the disease from spreading. International organizations are calling for more funding to help stop the virus.

閱讀模式 ·

A serious health crisis is growing across the United States as a record-breaking outbreak of cyclospora continues to spread. According to MedPage Today, the number of cases in Michigan alone has now passed 6,100. This parasite, which typically causes intense diarrhea and other stomach illnesses, has created a difficult situation for health officials who are working to find the source of the infection.

The Food and Drug Administration (FDA) is currently leading the investigation. The agency recently faced a confusing situation regarding its search for the cause of the illness. On a Friday, the FDA announced it had identified the parasite on a sample of iceberg lettuce from Taylor Farms in Mexico. However, by Sunday, the agency had to retract those results. According to NPR, a review showed that the initial finding was a false positive, meaning the test result was incorrect.

Despite this error, the FDA stated that it still believes the multistate outbreak is linked to iceberg lettuce from Taylor Farms. The company, which has supplied products to major businesses like Taco Bell and Walmart, issued a recall for its lettuce last week. A recall is a request for companies or customers to return or stop using a product because it might be unsafe. While the FDA continues to focus on this lettuce, the lack of clear genetic evidence makes the investigation very challenging.

Donald Schaffner, a microbiologist at Rutgers University, explained to NPR that tracing parasitic diseases is often tricky. He noted that it is difficult to identify the parasite from small samples of food, as those samples may not represent the entire crop. Because of this, health officials often have to rely on the memories of sick patients regarding what they ate in recent weeks. Schaffner pointed out that health officials currently have little else to go on, as there are no genetic tests yet that confirm the presence of cyclospora on the lettuce or any other specific source.

This is not the first time the country has faced such an issue. Schaffner noted that cyclospora outbreaks have occurred every summer since the 1990s, though this year is set to break previous records. He also warned that not all cases of the illness are necessarily connected to the same source. A person can catch the parasite from drinking or swimming in contaminated water, for example. Therefore, just because someone is sick with the parasite right now does not automatically mean they are part of the specific group of cases centered in Michigan and Ohio.

As the investigation continues, the uncertainty puts the responsibility on consumers to protect themselves. According to NPR, the official recommendation remains that people should avoid eating any of the recalled products. Furthermore, health experts advise everyone to wash their hands frequently and keep food preparation surfaces clean to reduce the risk of getting sick.

The situation remains fluid as health officials work to confirm the source of the contamination. With thousands of suspected cases in addition to the confirmed ones, the public is being urged to stay informed through official health channels. For now, the focus remains on preventing further spread while the FDA continues its search for definitive answers in a complex and evolving public health emergency.

選擇題練習 · Quiz

4

  1. 細節 Detail

    1.What happened regarding the FDA's initial identification of the parasite?

  2. 推論 Inference

    2.Based on the information provided, why might the number of reported cyclospora cases be potentially misleading?

  3. 單字情境 Vocabulary

    3.In the final paragraph, what does the word 'fluid' mean as used in the sentence: 'The situation remains fluid as health officials work to confirm the source'?

  4. 主旨 Main Idea

    4.What is the primary message of this article?

請回答全部 4 題後再提交

易誤解詞彙 · Words to watch

這些字字面意思和文中用法不同,或是不常見的詞性/片語。

retract verb
To take back a statement or result because it is found to be incorrect.
撤回、收回(聲明或結果)。
💡 此字在新聞語境中常見,但學生常誤以為是「縮回」身體部位。文中:However, by Sunday, the agency had to retract those results.
go on phrasal verb
To have information or evidence to base a decision or conclusion on.
(作為判斷的)根據、線索。
💡 常見作「繼續」或「發生」,這裡指「可用的資訊」。文中:Schaffner pointed out that health officials currently have little else to go on, as there are no genetic tests yet that confirm the presence of cyclospora on the lettuce or any other specific source.
fluid adjective
Subject to change; not settled or fixed.
不穩定的、變動中的。
💡 常見作名詞(液體),這裡形容局勢不穩定。文中:The situation remains fluid as health officials work to confirm the source of the contamination.

原始來源 · Sources

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