Introductory paragraph :

Looking back and forth through the newspaper these days, you will find a certain news on it’s first page. Yes, it’s about the ebola outbreak in Afrika. The tiny existence which invisible to our eyes, but hold the capability to kill thousands of people. Some of the latest issues are the outbreak of Ebola outside of Africa, for example, in the U.S., Spain, and Indonesia. Many people wondered why the outbreak of Ebola virus disease in West Africa is so large, so severe, and so difficult to contain, in fact, now it’s spreading like wildfire through nations. What is Ebola ? How bad it is ? How will Ebola affect our daily life ? And can we prevent Ebola and its outbreak through nations ?