The number of people and the volume of goods that are currently moving in the world has parangon with that recorded only last a few decades. This dense traffic is also produced, thanks to modern means of transport, in short time intervals, so that within hours you can reach geographic points in the antipodes of the areas of origin. This encourages extraordinary way propagation capacity in quantity and in quality, various kinds of diseases. Traveller medicine currently has an interdisciplinary content. Its purpose is to protect the traveler from the illness and death, as well as minimize the risks and consequences of disease and accidents through the principles of self. This requires the integration of multiple disciplines together toward traditional epidemiology to prevention, self-treatment and specialized medical care.