An unpleasant virus which can cause fever, malaise, nausea, abdominal pain, jaundice and even in rare cases liver failure. Travellers across most of the world should beware of this virus lurking in contaminated food and water.
A deadly disease which can infect travellers through a single mosquito bite. It causes fever, headache, chills, and muscle pain. People travelling to Africa, Asia and South America are at risk.