More than 800 million international journeys were made in 2007. Global travel exposes many people to changes in altitude humidity disease agents and temperature - all of which can lead to ill health. Many health risks 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 protection against insects and other disease vectors and safety in different environmental settings. International travel and health 2008 covers the main health risks to travelers both during their journey and at their destination. It includes the relevant infectious diseases including causative agents modes of transmission clinical features geographical distribution and prophylactic and preventive measures. New and revised contents in this edition include: new vaccines and schedules; worldwide maps of infectious diseases; updates on the global malaria situation; an updated country list; deep vein thrombosis related to air travel; avian influenza; chikungunya virus; the new international certificate for vaccination or prophylaxis. This book is designed for medical and public health professionals who advise travelers but it is also a standard reference for travel agents airlines shipping companies and travelers themselves.