Swine Flu Or H1N1 Influenza

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This report investigates the disease Swine flu, also known as human swine influenza or H1N1 Influenza. An outbreak of this disease has already occurred in the recent past as it made headlines back in 2009 when it was declared a pandemic because of the factors that is was a contagious disease quickly affecting many people throughout the world or on multiple continents at once. The virus had not previously been identified meaning the flu had extreme research put into so that information on it could be rapidly collected. After being declared a global epidemic in early June 2009, there were 94,000 cases that had laboratorial confirmation of the influenza by July 2009 and the outbreak was not considered ‘over’ until August 2010. Within the short …show more content…
When scientists compared swine flu with previous viruses they found that it was remarkably similar to those of the past. Exposure to earlier viruses has helped to provide some people with immunity to swine flu influenza. This is why older people were not being as infected as much as young people during the 2009 outbreak. Hemagglutinin is the influenza virus envelope protein and in swine flu it is what makes it different from the common influenza. The anatomy of an influenza virus can be seen in Figure …show more content…
These symptoms usually cause short-term illness and include: body aches, chills, cough, fatigue, fever, headaches, high temperature, loss of appetite, runny nose (rhinorrhea) and sore throat. To the left in Figure 2, it can be seen what symptoms occur and which body parts or organs in the human anatomy these symptoms affect. Most cases of swine flu are mild to moderate in severity; however from having these symptoms, problems like severe pneumonia could develop and result in the failure of the respiratory system, then death. Seizures have also been linked to the H1N1 flu as possible neurological complications. The fatality rate of the resent pandemic of the 2009 H1N1 swine flu virus was 0.03%, however this means that worldwide there was between 14,000 to 18,000 deaths across the period of the recent pandemic (Davidson, T,

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