Fever in the Returning Traveler.

Background: It is predicted that approximately two billion tourist trips to foreign countries will be taken worldwide each year by 2030. Germany has long been among the most active countries in tourism. The frequency of illness among persons returning from developing and newly industrialized countries is 43-79%.

Medical Advice for Travelers.

Background: In 2019, 1.5 billion international tourist trips were counted worldwide. Germany, with 70.