Mexico has recorded more than 500 human cases of screwworm infestation, with six deaths reported among cases and one death directly attributed to the flies, according to Ars Technica.
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Key facts
- Human screwworm cases in Mexico have topped 500, according to Ars Technica.
- Six deaths have been reported among the cases, per the outlet.
- One death was directly attributed to the flies.
- The report was published by Ars Technica on 7 August 2026.
Human cases of screwworm infestation in Mexico have surpassed 500, according to a report published by Ars Technica on 7 August 2026.
Among the reported cases, six deaths have occurred, according to the outlet. Of those, one death was directly attributed to the flies.
Ars Technica describes the screwworms as feeding on living tissue, which is the basis for the ‘flesh-eating’ description used in its report.
The totals cited reflect the figures available at the time of the report. Further details on locations, demographics or containment efforts were not specified in the available source.
Why it matters
A reported human case count above 500 with associated deaths signals a health concern that residents and authorities may wish to monitor. The available source does not detail the outbreak's causes, locations or containment measures.
Frequently asked questions
How many human screwworm cases have been reported in Mexico?
According to Ars Technica, human cases have topped 500.
Have there been any deaths linked to the screwworm outbreak?
Yes. Six deaths have been reported among the cases, with one death directly attributed to the flies, according to Ars Technica.
What are screwworms?
Screwworms are fly larvae known for feeding on living tissue, which is why they are described as flesh-eating. The available source did not provide further biological detail.
Timeline
- Flesh-eating screwworms feast on humans in Mexico; human cases top 500
Ars Technica: Six deaths reported among screwworm cases, one directly attributed to the flies.