WHAT IS IT?
is a viral Short for influenza, flu respiratory illness, usually from spread by tiny droplets These can coughs and sneezes. able to fly up to a metre. Flu is
24 hours, survive on surfaces for have and can infect those who contact with contaminated viruses hands or surfaces. The lead are different to those that different to a cold, and there are strains of flu. Some produce than more severe symptoms called others. In 1918, the so- caused Spanish flu pandemic up to 100 million deaths worldwide, while a 1968 million. outbreak killed another