West Nile Virus and Other Mosquito-Borne Illnesses

This page has been automatically translated from English. MSDH has not reviewed this translation and is not responsible for any inaccuracies.

Mosquito-borne illnesses in Mississippi include West Nile virus, St. Louis encephalitis, Chikungunya virus, and Eastern Equine encephalitis. These illnesses affect birds, animals and humans, causing flu-like symptoms in people who are bitten by infected mosquitoes. Occasionally, illness can be severe, leading to meningitis or encephalitis.

Personal Protection

  • Use a recommended mosquito repellent.
  • Cover arms and legs with long sleeves and long skirts or pants.
  • Avoid mosquito-prone areas in the mornings and evenings, when mosquitoes are most active.
  • Remove sources of standing water around your home where mosquitoes can breed, and make sure window screens are in good condition.

Information and Fact Sheets

2024 Case Data

WNV Support Group

Persons diagnosed with West Nile virus illnesses are invited to attend meetings of the WNV Support Group. Support Group meetings are sponsored by the Mississippi Methodist Rehabilitation Center.

For Health Professionals

Other Mosquito-Borne Diseases

Several common viral diseases in Mississippi are carried by mosquitoes, including Eastern Equine encephalitis and St. Louis encephalitis.

For More Information

Last reviewed on Jul 25, 2023 request edits

Related resources

More topics

Mississippi State Department of Health 570 East Woodrow Wilson Dr Jackson, MS 39216 866‑HLTHY4U Contact and information

Facebook Twitter Instagram RSS

Accredited by the national Public Health Accreditation Board