Doctors believe that smoking causes lung cancer and damages cells. Additionally, when someone smokes, it immediately affects the lungs and other parts of the body. Smoking causes problems in the lungs, nose, mouth, liver, kidneys and stomach, and affects almost every part of the body. Additionally, tobacco smoke changes your blood and damages your blood vessels. “Tobacco smoke is made up of thousands of chemicals and many of them are very harmful. About 70 of them cause cancer. Moreover, by reading the previous quote, everyone can see that smoking is very harmful to health and it attacks all parts of the body. Smoking causes cancers of the lung, mouth, esophagus, nose, throat, pancreas, liver, intestine, bladder and kidney. In addition, smoking also causes lung diseases such as chronic obstructive pulmonary disease. Also, heart disease, heart attacks and strokes. “Smoking can dry out your skin and cause it to lose its elasticity, leading to the appearance of wrinkles and stretch marks.” Additionally, smoking also damages DNA. When it damages DNA, cells grow out of control and lead to cancer. These are some health problems caused by smoking. There are many other harmful effects of smoking on