Flu Symptoms 2024 South Africa. Influenza is usually an uncomplicated illness, which is characterised by sudden onset of constitutional and respiratory symptoms such as fever, myalgia, cough, sore throat, rhinitis and headache. Shortness of breath or difficulty breathing.

New loss of taste or smell. Some common symptoms of rsv and flu include but are not limited to a runny nose, loss of appetite, coughing, sneezing, fever, and wheezing.