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E-Editions

Jefferson County Leader - July 23

Jefferson County Leader - July 23

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Wednesday, July 29, 2026
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Cyclosporiasis sickens some people worse – why your diarrhea could be more explosive than others
Health

Cyclosporiasis sickens some people worse – why your diarrhea could be more explosive than others

  • Azadeh Nasuhidehnavi, Binghamton University, State University of New York and Wesley Kufel, Binghamton University, State University of New York
  • 19 hrs ago

Explosive diarrhea has been spreading across the US, and the parasite that causes the disease has already sickened thousands – and counting.

Mosquitoes in De Soto test positive for West Nile virus
Health
Featured Top Story

Mosquitoes in De Soto test positive for West Nile virus

  • By Leader staff
  • Updated Jul 27, 2026

On July 22, adult mosquitoes collected from a trap site in the city of De Soto tested positive for the West Nile virus, the Jefferson County H…

Mosquitoes in Arnold test positive for West Nile virus
Health
Featured Top Story

Mosquitoes in Arnold test positive for West Nile virus

  • By Leader staff
  • Jul 17, 2026

On Wednesday, July 15, adult mosquitoes collected from two trap sites in the city of Arnold tested positive for the West Nile virus, the Jeffe…

Bat in High Ridge tests positive for rabies
Health
Featured Top Story

Bat in High Ridge tests positive for rabies

  • By Leader staff
  • May 5, 2026

The Jefferson County Health Department was notified April 29 by the Missouri Department of Health and Senior Services state lab that a bat col…

Health Department reports two COVID deaths
Health
Featured Top Story

Health Department reports two COVID deaths

  • By Leader staff
  • Dec 28, 2025

Two COVID-related deaths have been reported in Jefferson County so far this respiratory season, which began Sept. 28. Both deaths were reporte…

Jefferson County is seeing more whooping cough cases than usual
Health
Featured Top Story

Jefferson County is seeing more whooping cough cases than usual

  • By Leader staff
  • Oct 29, 2025

The Jefferson County Health Department announced this afternoon, Oct. 29, that it has been seeing more whooping cough cases than usual for thi…

Jefferson County Health Department reports a human West Nile virus case
Local News
Featured Top Story

Jefferson County Health Department reports a human West Nile virus case

  • By Teresa Inserra
  • Oct 22, 2025
  • 2 min to read

The Missouri Department of Health and Senior Services has reported 22 human cases of West Nile virus in the state, with three resulting in dea…

Health Department detects West Nile in mosquito population near Hillsboro
Health
Featured Top Story

Health Department detects West Nile in mosquito population near Hillsboro

  • By Leader staff
  • Sep 4, 2025

The Jefferson County Health Department has reported the first detection of West Nile Virus in a mosquito population in the county this year. S…

Health Department moves into new Hillsboro office
Local News
Featured Top Story

Health Department moves into new Hillsboro office

  • By Teresa Inserra
  • Jul 19, 2025
  • 2 min to read

After a year and a half of construction, Jefferson County Health Department’s new office in Hillsboro is completed. The new building officiall…

County sees three more flu deaths, four more COVID deaths
Health
Featured Top Story

County sees three more flu deaths, four more COVID deaths

  • By Leader staff
  • Mar 30, 2025

The Jefferson County Health Department reported three more flu-related deaths and four more COVID-related deaths since its last report, which …

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Festus, MO 63028
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International Standard Serial Number

• Jefferson County Leader: ISSN 3064-948X (Print) ISSN 3064-9498 (Online) • Arnold-Imperial Leader: ISSN 2998-078X (Print) ISSN 2998-0798 (Online) • West Side Leader: ISSN 2998-0828 (Print) ISSN 2998-0836 (Online) • Eureka Leader: ISSN 2998-0801 (Print) ISSN 2998-081X (Online)

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