Flu Symptoms 2024 Australian Government. Influenza (the flu) is a highly contagious disease, usually prevented by vaccination and treated by managing symptoms. By examining flu trends observed in the southern hemisphere this past season, cdc can gain valuable insights into what flu activity might occur in the united.

What are the symptoms of flu? South australia has reported more than 10 times as many whooping cough cases in 2024 compared to the same time last year, as the country faces an explosion of.