, also known as “the flu,” is a virus that infects the respiratory tract. Although Influenza is not as severe as many viral infections it's almost the worst for v...
Grant Wade
April 22, 2001
Influenza
Influenza
Influenza, also known as "the flu," is a virus that infects the respiratory tract. Although Influenza is not as severe as man...
Influenza, also known as "the flu," is a virus that infects the respiratory tract. Although Influenza is not as severe as many viral infections it's almost the worst for vira...
or The Flu is a serious disease. Each year in the United States, on average: 5% to 20% of the population gets the flu; More than 200,000 people are hospitalized from...