The term Cancer isn't a single disease, it encompasses more than 200 diseases all together.
There are over 200 different types of body cells and all characterized by the uncontrolled
proliferation of cells. For example, cells that make up the lungs can cause a lung cancer.
There are different cells in the lungs, so these may cause different types of lung cancer.
Most common types of Adult Cancers are as follows;

Bladder Cancer
Breast Cancer
Colon and Rectal Cancer
Endometrial Cancer
Kidney Cancer
Leukemia
Lung Cancer
Melanoma
Non-Hodgkin Lymphoma
Pancreatic Cancer
Prostate Cancer
Thyroid Cancer

The Top 5 Most Dangerous Cancers in Men and Women based on 2013 cancer facts
provided by the American Cancer Society are

Lung Cancer
Prostate Cancer
Colon and Rectal Cancer
Pancreatic Cancer
Liver Cancer

                                                                                              To be continued