Part one of term paper
Cancer is not a single disease. It includes a large group of varied disorders that share major traits. The first sign of cancer is an enlargement of the area. The tumor then infects other cells near it, and if it's really advanced, these cells may break away from the tumor and spread the cancer throughout your body. Although many people belie ...

Part two of term paper
... Many doctors must operate on their patients, but this treatment has several downsides. Just because a doctor has taken out the main tumor doesn't mean that the cancer cells are completely gone. They're too small to see, so doctors can't tell if they have taken it all out or not. So, just to be sure, doctors usually take out a lot of the healthy tissue surrounding the area. This could damage the person's system and their appearance. Also, cancer sometimes forms around structures that can't be taken o ...