Tropical diseases are defined as infectious diseases that occur
in the tropical or subtropical regions. These diseases do not
only impact the locals in these regions but due to these areas
being available to air travel, travelers often contract tropical
diseases and bring them back to their homes, thus spreading
tropical diseases to other countries. The World Health
Organization (WHO) focuses attention on the poor and developing
regions of Americas, Asia and Africa. There are ten tropical
diseases that WHO focuses on currently. The ten diseases are:
Cholera, leprosy, tuberculosis and yellow fever are not
exclusively tropical diseases because they do occur elsewhere
than just the tropics, they have a very high incidence in the
tropics which is why they are included. There are some
occurrences of epidemics such as the Ebola hemorrhagic fever,
and the Lassa fever or the Marburg virus which are not
considered tropical diseases but do occur in the tropics in
epidemic form. Besides Ebola other epidemics have been W