Colds and the Flu in Children, What is the common cold and the flu?, How do I know if my child has a cold or the flu?, Thehealthtime.com Colds and the Flu in Children What is the common cold and the flu? Both the common cold and the flu are infections of the respiratory tract, which includes the throat, nose, airways and lungs. ________________ How do I know if my child has a cold or the flu? Although the common cold and the flu share many similar symptoms,...