Beginning of Essay
Today it seems that their is nothing that won't give you cancer and nothing that cant help save you from it. Almost everyday we find a new way to protect ourselves from it either by modifying are diet to include or disclude something or by changing the products an ....

Middle of Essay
.... However cancerous tumours can invade and destroy. One of the reasons that cancer needs to be caught early is because it will spread. Cancerous cells lack the sticky coating that causes normal healthy cells to stay together because cancerous cells lack it they can break off and implant somewhere else in the body. The cancerous cells that break off from the primary tumour are usually carried through the blood. What causes cancer cells to be abnormal? They create extra chromosomes and more DNA then normal cells do. Lung Cancer What usually happens with lung cancer is that the cilia in your throat that usually help keep chemicals and other harmf ....