The Size of the Problem. Emerging and Re-Emerging Disease. Surveillance. Sources of Information and Education. Equipment: Documents, Sun Screens. First Aid, Nets, Water, Medications etc. Advice on Health Risks. Food, Water, Personal Contact. Insects and Animals.Immunoprophylaxis. Malaria Prevention. Assessing Fitness to Travel: Pre-Existing Illness. Psychological and Social Adaptation and Repatriation. Special Categories. The Elderly, Pre-Existing Illness. HIV, Pregnancy and Children. Overland, Air Flights, JetLag, Cruises, Culture Shock and Respect for Host Countries. Emergencies. Accidents. Medical Care. First Aid ILLNESS in TRAVELLERS: Fevers. Jaundice. Rashes Psychological . Parasites, Diarrhoea and Respiratory AFTER RETURN: Counselling and Screening. Social and Psychological Adaptation