This book is an all-new edition of a title which has sold 7000 in its first edition and 5000 in its second. It gives health and well-being advice to long-stay travellers - those being sent overseas by NGOs, gap years travellers etc. The bulk of the copies are purchased by Interhealth, a medical charity providing specialist health services primarily for the aid, development mission and NGO sectors. Interhealth has over 300 member organisations, including government departments.