After the 1918 Spanish Flu pandemic, the next time that the H1N1 influenza virus will haunt humans came six decades later. It happened when 13 soldiers at Fort Dix in New Jersey suffered acute respiratory illness with one of the 13 dying in the process. Although the infestation of the virus was only for half a month, it nonetheless caused too much fear that another epidemic is in the offing.

The next time the H1N1 influenza virus affected humans was early this year, causing more than 6,000 deaths. It also marked the first time that an influenza virus created a truly global pandemic with every corner of the world being affected by the virus. Moreover, the H1N1 influenza virus has been known to possess various strains which exhibit immunity from vaccinations, thus making treatment of the infection a complicated matter.