Flu Symptoms 2024 Nz. New zealand must be prepared for the bird flu strain causing concern overseas, public health experts say, as australia confirms its first human case. The flu (influenza) spreads quickly between people and can cause a fever, runny nose, cough or upset stomach.

Symptoms may vary with age, immune status, and health of the individual. Upset stomach, vomiting or runny poos (diarrhoea).