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Leptospirosis is a bacterial infection that is transmitted through contact with contaminated fresh water, especially white waters (the section of a...
Malaria is a potentially fatal disease caused by a parasite of the genus Plasmodium. It is transmitted to humans through the bite of female mosquit...
Chagas disease or American trypanosomiasis is a disease caused by the protozoan parasite Trypanosoma cruzi (T. cruzi).
Typhoid or enteric fever is a bacterial infection caused by Salmonella typhi and Salmonella paratyphi (A, B and C).
Rabies is a serious viral disease that causes inflammation of the nervous system, and is transmitted through the saliva of infected animals.
Chikunguña is a febrile illness transmitted by mosquito bites. It was first identified in Tanzania, in 1952. The word “chikunguña” means “doubled o...
Yellow fever is a haemorrhagic viral illness transmitted by bites from infected mosquitoes. “Yellow” refers to the skin colour presented by some pa...
Before taking a trip abroad, travellers are advised to organise a consultation at a medical centre that has an International Health Department or a...
Amebiasis, amoebiasis, amoebic dysentery, or entamoebiasis is an intestinal disease caused by the parasite Entamoeba histolytica. This microscopic...
Dengue is a viral illness transmitted by mosquito bites and it is present in more than 125 countries around the world, mainly in urban and resident...
Jet lag, also known as time zone change syndrome, desynchronosis, flight fatigue or circadian rhythm sleep disorder is caused by an imbalance betwe...
Hypoxia is the name for a lack of oxygen in the human body and is the main cause of altitude sickness, although the exact mechanism is not understo...
Traveller’s thrombosis consists of the formation of a blood clot, typically in the deep veins of the legs. Sometimes, this clot may become dislodge...
Traveller’s diarrhoea, also known as “tourist’s diarrhoea”, is the most common health problem when travelling to countries with substandard hygiene...
Central European Encephalitis is a disease caused by the flavivirus virus that can affect the central nervous system. It is generally transmitted b...
Japanese encephalitis is a disease caused by a virus (flavivirus) that is transmitted by the bites of infected mosquitoes, and which causes inflamm...
Schistosomiasis is a parasitic infection caused by a helminth (or worm) of the genus Schistosoma. it is also known as bilharzia. This worm is acqui...
Rickettsiosis is a disease caused by different bacteria in the Rickettsiaceae family. They are transmitted to humans, in general, by the bite of a...
Constipation is difficulty in passing stool. This causes bowel movements to be infrequent or require greater effort. Although it is usually a sympt...
Bone densitometry, or dual-energy X-ray absorptiometry, is the most commonly used non-invasive test to diagnose osteoporosis.