diseases i.e. lung cancer, childhood leukemia, obesity and Alzheimer's disease. In each explanation, I have included a definition of the disease, risk factors, treatments, prognosis, and prevention. Later, I have provided short literature reviews of four articles.

Lung Cancer

Lungs are those organs in the body that help the human beings to breathe i.e. inhale and exhale oxygen. Their primary function is to provide oxygen to every cell in the body. As far as cancer cells are concerned, they are abnormal and deformed cells with the basic property of rapid growth and multiplication as compared to healthy cells. Thus, lung cancer begins in the lung tissues when lung cells start to become deformed. It is the Lung cancer is the deadliest cancer for all human beings as it is due to lung cancer that more people die each year as compared to other cancers that occur in breast, colon, and...
[ View Full Essay]