Sociology is the study of human social relationships and institutions. Sociologyâs subject matter is diverse, ranging from crime to religion, from the family to the state, from the divisions of race and social class to the shared beliefs of a common culture, and from social stability to radical change in whole societies.
Smoking leads to the lung disease, emphysema. In smokers, the presence of irritants in the mucus build up in the lungs and causes inflammation. A large number of phagocytic white blood cells migrate to the alveoli. The elastase produced by these cells breaks down elastin and other proteins in the wall of the alveoli.
Smoking, including secondhand smoke, is the leading cause of lung cancer. Other cancers. Not only does smoking increase the risk of lung and oral cancer, it also increases the risk of other respiratory system cancers including cancer of the nose, sinuses, voice box, and throat.mokers not only increase their risk of lung disease, including lung cancer, but they also increase their risk of other illnesses, including heart disease, stroke, and oral (mouth) cancer. Risks from smoking, as they relate to lung disease, include the following: