Hepatitis A is a disease of the liver spread by contaminated food or water. All those travelling to regions with a risk of hepatitis A infection should get vaccinated.

Hepatitis B is a disease of the liver spread through blood or other bodily fluids. Travellers who may be exposed (e.g., through sexual contact, medical treatment or occupational exposure) should get vaccinated.

Seasonal influenza occurs worldwide. The flu season usually runs from November to April in the northern hemisphere, between April and October in the southern hemisphere and year round in the tropics. Influenza (flu) is caused by a virus spread from person to person when they cough or sneeze or through personal contact with unwashed hands. Get the flu shot.

Measles occurs worldwide but is a common disease in developing countries, particularly in parts of Africa and Asia. Measles is a highly contagious disease. Be sure your vaccination against measles is up-to-date regardless of the travel destination.
 

Rabies is a disease that attacks the central nervous system spread to humans through a bite, scratch or lick from a rabid animal. Vaccination should be considered for travellers going to areas where rabies exists and who have a high risk of exposure (i.e., close contact with animals, occupational risk, and children).

Typhoid is a bacterial infection spread by contaminated food or water. Risk is higher among travellers going to rural areas, visiting friends and relatives, or with weakened immune systems. Travellers visiting regions with typhoid risk, especially those exposed to places with poor sanitation should consider getting vaccinated.

• Travellers' diarrhea is the most common illness affecting travellers. It is spread from eating or drinking contaminated food or water.
• Risk of developing travellers’ diarrhea increases when travelling in regions with poor sanitation. Practise safe food and water precautions.
• The most important treatment for travellers' diarrhea is rehydration (drinking lots of fluids). Carry oral rehydration salts when travelling.

• Dengue fever occurs in this country. Dengue fever is a viral disease that can cause severe flu-like symptoms. In some cases it leads to dengue haemorrhagic fever, which can be fatal.  
• Mosquitoes carrying dengue bite during the daytime. They breed in standing water and are often found in urban areas.
• Protect yourself from mosquito bites. There is no vaccine available for dengue fever.