We can define pneumonia as becoming inflamed of lungs. Pneumonia takes part in baby and old deaths. In short, pneumonia is a mortal disease. Under 5 years old child deaths, form half of deaths in our country. Most important reason of child deaths is pneumonia. Pneumonia is seen at every age groups generally. But progress of pneumonia is more serious about childrens and olds. Most important reason of pneumonia is cold. In addition nutrition disorders take part in those reasons. Factors that cause to pneumonia has some variations. Some of the factors of pneumonia are viruses, bacteriums, some oily foods, etc… To appear of this disease, those factors must arrive to lungs. Arriving of those factors to lungs can be with different ways: a. By little drops: Microbes that get mixed up with air by sick people's cough, sneeze and speaking, can be infected to healthy people. b. By air: If a healthy person will respire with a sick person in a same place, disease microbes in air, can arrive and be infected to healthy person's lungs. c. By handkerchief or towel: If a person will use a sick person's handkerchief, towel or glass, healthy person can be pneumonia too. d. By dirty foods: A person who consumes dirty foods that have a lot of parasites, can be pneumonia.