Question

Discuss why is there a concern about transmission of disease globally? What is so bad about flu? What have we learned from studying the 1918 flu? Who was mainly affected in both the 1918 flu and the bird flu (H1N1)?

Answer 1

According to WHO international spread of disease threaten public health security. It depends international cooperation and willingness of all countries to act effectively in tackling new and emerging threats. Pandemic disease spread around world and most of individual do not have immunity. It increase the health care cost. Underdeveloped countries and developing countries couldn't afford the cost.

According to CDC, 1918flu is caused by a influenza virus H1N1 genes of avian origin. It was first identified in military personal in spring 1918.It is estimated that 500million people or one third of the world population became infected with this virus. The number of death estimated around 50million world wide. Mortality was high in people younger than 5years old, 20-40year, and 65years old. No vaccine and antibiotics, only control measure such as isolation, quarantine, good personal hygiene, use of disinfectant and limitations of public gathering which were applied unevenly.

2009H1N1 was first detected in the United States in April 2009. The virus was unique combination of influenza virus genes never previously identified in either animals or people. It was first detected in 10year old patient in California. It causes severe and fatal disease in younger people, both healthy and person with chronic conditions.