Cancer In recent years there has been a lot of controversy about cancer, why do we get it and how to cure it in this essay I will be discussing the definition, prevention, and medical approaches for cancer. Cancer is a group of diseases involving abnormal cell growth, Tobacco, obesity, alcohol, radiation, and environmental pollutants are all factor that causes cancer. In addition these factors act, at least partly, by changing the genes of a cell. Typically much toxic and bad nutrition are required before cancer cells start to develop. There are so many ways we can help our bodies in preventing cancer I can summarize them in three point namely; Dietary; While many dietary recommendations have been proposed to reduce the risk of cancer,