The world has become a ‘global village’ as has been stated many times over the past decades.
Cheap and regular international flights mean that we can now visit friends and relations in the far distant reaches of our world. Areas where in the past we would not have considered possible are now well within our grasp.
Nevertheless this easy accessibility has increased the risk of diseases being moved from place to place and also of our travellers being unprepared for the potential health risks of visiting regions of the world very different to our own.