More dangerous than a cold.
Appears more suddenly.
Likely to be irritable and have a poor appetite.
Symptoms are more severe than a cold and influences the entire body; including nausea, chills, diarrhoea, vomiting or aching muscles and joints. Clear nose and random sneezing.
Associated with a fever of 38.3°C or higher.
Regular cough becoming more severe.
Severe aches and pains with several weeks of exhaustion.
No sore throat.
Cannot be treated with antibiotics.