Cancers

Cigarette Smoking is the major cause of cancer of the lips, tongue, salivary glands, mouth, larynx, esophagus, and middle and lower pharynx.

The development of stomach cancer can be directly associated with smoking.

Smoking is known to cause bladder cancer. 

Quitting smoking will not result in a significant reduction in the risk of getting bladder cancer.

Cigarette smoking has been linked to cancers of the renal pelvis (part of the kidney), uterine cervix, and pancreas.

A strong association exists between smoking and leukemia.