Limited malaria risk, exclusively in the benign vivax form, exists mainly in the northern areas of the Kyunggi province.
Bottled water is available and is advised for the first few weeks of the stay.
Powdered or tinned milk is available and is advised, but make sure that it is reconstituted with pure water. Avoid dairy products which are likely to have been made from unboiled milk. Only eat well-cooked meat and fish, preferably served hot. Vegetables should be cooked and fruit peeled. Japanese encephalitis and dengue fever are transmitted by mosquitoes between June and the end of October in rural areas.