Table 1.

Comparison between COVID‐19 and avian influenza/bird flu

	COVID‐19	Avian influenza
Common symptoms	Fever, cough, shortness of breath	Fever, cough, shortness of breath
Most affected age group	>65 years old	>65 years old
Incubation period	2–14 days	2–5 days
Way of transmission	Respiratory droplets	Respiratory droplets

Note: Those similarities make the differentiation between the two viruses hard.