The difference between common cold and pneumonia is that:
1
Pneumonia is a communicable disease, whereas the common cold is a nutritional deficiency disease.
2
Pneumonia can be prevented with a live attenuated bacterial vaccine while there is no effective vaccine for the common cold.
3
Pneumonia is caused by a virus whereas the common cold is caused by Haemophilus influenza.
4
The pathogen of pneumonia infects the air sacs, whereas the common cold affects the nose and respiratory tract but not the lungs.
5
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