http://www.who.int/ith/preface.html
International Travel and Health is a World Health Organisation publication that offers guidance on the full range of health risks likely to be encountered at specific destinations and associated with different types of travel.
The Centers for Disease Control and Prevention (CDC) is recognized as the lead United States federal agency for protecting the health and safety of people - at home and abroad.
BBC News World Edition is targeted at people living outside the UK and gives prominence to world news, business, sport and weather.
This is a UK government site designed to help British travellers and citizens to take their own decisions about their travel plans. Please keep in mind that it is always best to check with your own government for more detail and country-specific information.