More than 900 million international journeys were undertaken in 2008. Global travel on this scale exposes many people to a range of health risks - different disease agents, and changes in temperature, altitude and humidity - all of which can lead to ill-health. Many of these risks, however, can be minimized by precautions taken before, during and after travel. This book explains how travelers can stay healthy and provides WHO guidance on vaccinations, malaria chemoprophylaxis and treatment, personal protection against insects and other disease vectors, and safety in different environmental |