A) It was the first time the virus had originated from birds. B) Soldiers returning from overseas introduced the virus into the United States. C) The virus spread quickly and killed millions of people worldwide. D) It led to the development of an influenza vaccination. read more
Influenza viruses vary in size from 10 to 300 nanometers. The nanometer is equal to one billionth of a meter, or one millionth of a millimeter. See the related question below for more about the size and shape of the swine flu virus for an example. read more
Life after epidemic: The 1918 Influenza Epidemic was significant to New Zealanders because for many, life would never be the same ever again. read more