Food and waterborne diseases are the number one cause of illness in travelers. Travelers' diarrhea can be caused by viruses, bacteria, or parasites, which are found throughout the region and can contaminate food or water. Make sure your food and drinking water are safe.
Malaria is a preventable infection that can be fatal if left untreated.
Travelers to North Africa should take chloroquine as their antimalarial drug. A limited risk of malaria exists in parts of Algeria, Egypt, and Morocco. For detailed information on malaria-risk areas and antimalarial drugs, see Malaria Information for Travelers to North Africa . A certificate of yellow fever vaccination may required for entry into certain of these countries if you are coming from a country in tropical South America or sub-Saharan Africa. For detailed information, see Comprehensive Yellow Fever Vaccination Requirements .