Influenza is usually known as flu. This infectious disease caused by RNA viruses. This virus is not only attack human, but this virus also affects birds and mammals. The symptoms of this disease are fever, sore throat, muscle pains, headache, weakness, and coughing. This disease is very common nowadays. So many people affected by this disease. Even though it’s very easy to be affected by this virus, but this virus is not really dangerous.
Dengue fever is also known as breakbone fever. This disease is very common in tropical country because dengue virus is very suitable with tropical country. That’s why dengue fever is categorized as one of the tropical disease. Dengue fever can cause bleeding, low level of blood platelets, and low blood pressure. Dengue virus can be transmitted by mosquito called aides aegypti. As I mention before, this disease is very common in tropical country and there is possibility that people can die because of this disease.
Chicken pox is a disease that causes an itchy rash and red spots or blisters in the body. Usually this disease is attack children. All people will get this disease at some point of their life. The symptoms of chickenpox are headache and sore throat. This disease is attack everyone, but once you get this disease, there’s only small possibility that people can get the disease again. This disease is not a dangerous disease.
Wikipedia(2011), Dengue Fever [online]. Available at: http://en.wikipedia.org/wiki/Dengue_fever
News Medical (2011), What is influenza [online]. Available at: http://www.news-medical.net/health/Influenza-What-is-Influenza.aspx
Webmd (2012), Chickenpox [online]. Available at: