As of 01:00 GMT on Saturday, the data showed that 700,258 Americans have died and more than 43.61 million have been infected to date.
The Spanish Flu pandemic from 1918 to 1919 killed about 675,000 people in the United States, according to the Centres for Disease Control and Prevention (CDC). Researchers at the University of Washington project that an additional 100,000 Americans will die during the forthcoming winter.