What is the difference between a cold and a flu?
Definition A cold is also called a flu-like infection. It is an infectious disease of the upper respiratory tract, i.e. the mucous membranes of the nose, paranasal sinuses and respiratory tract are particularly inflamed. The symptoms are similar to those of influenza and include sore throat, cough and rhinitis. Normally, however, a cold starts more … What is the difference between a cold and a flu?