Although the risk of malaria is low in Costa Rica, you should avoid mosquito bites to prevent malaria.
Some travelers to certain areas who are at higher risk for complications from malaria (such as pregnant women) may need to take extra precautions, like antimalarial medicine.
Talk to your doctor about how you can prevent malaria while traveling.
For more information on malaria in Costa Rica, see Make sure you are up-to-date on routine vaccines before every trip.
Bring the medicines you will need from the United States to avoid having to buy them at your destination.
Hide Motor vehicle crashes are the #1 killer of healthy US citizens in foreign countries.
The Association for International Road Travel has country-specific Road Travel Reports available for most countries for a minimal fee.