Salman-13

This essay will talk about cancer.It will define it and it will discuss its types, causes and treatments. Cancer is a very dangerous disease and most times it kills people. Normal cells are growing, dividing and dying at the correct time, Cancer dosen't. Cancer is when the cells are growing and dividing but in wrong way or when the cells are out of control and don't die when it supposed to.

There are many types of cancer that is killing people today especially youth. One of these types is Lung Cancer which is the most popular cancer at the moment, Lung cancer is divided into two types: Non-small cells and small cells. Small cell lung cancer begins in the nerve cells or hormone-producing cells of the lung and it's named "Small" because the size and the shape for the cells seen under microscope.