Malaria risk in Havana

Malaria is a life-threatening disease caused by Plasmodium parasites transmitted through the bite of infected Anopheles mosquitoes. Symptoms include high fever, chills, headache, body aches, and fatigue. Without prompt treatment, it can become severe and fatal.

Despite Cuba being malaria-free since 1967, Havana still carries a risk score of 56/100 due to several local factors. The city's tropical climate with heavy summer rainfall creates ideal mosquito breeding grounds in standing water. Construction sites, drainage ditches, and water storage containers around residential neighborhoods harbor mosquito populations. Additionally, travelers arriving from endemic regions can introduce the parasite, and Havana's busy international airport increases exposure risk through imported cases. Urban density and inconsistent water management in some neighborhoods also contribute to localized breeding.

Here are five practical prevention steps for protecting yourself in Havana.

Step one. Use insect repellent containing DEET at 20% or higher concentration on exposed skin, especially from dusk to dawn when Anopheles mosquitoes are most active. Reapply every four to six hours.

Step two. Wear long-sleeved shirts and long pants treated with permethrin during evening hours when mosquito activity peaks near the Malecón waterfront and older residential areas.

Step three. Stay in accommodations with intact window screens or air conditioning. If staying in casas particulares, check that bed nets are available and in good condition.

Step four. Eliminate standing water around your immediate environment. Report uncovered water containers or stagnant pools to local health authorities or building managers, as neighborhoods like Centro Habana and Vedado have older infrastructure where water collects.

Step five. If you develop fever within 14 days of arrival, seek immediate medical care at a local polyclinic or international clinic. Inform doctors of your travel history and request a rapid diagnostic test, as early treatment prevents severe complications.