US Prez who withdrew US troops from Vietnam under the policy of VIetnamization; continued a secret war in Cambodia and Laos, said he had brought peace with honor through the Paris Peace Accords in 1973.
What is cancer? Cancer is the uncontrolled growth of abnormal cells in the body. Cancer develops when the bodyâs normal control mechanism stops working. Old cells do not die and instead grow out of control, forming new, abnormal cells. These extra cells may form a mass of tissue, called a tumor.
A Collection of Related Diseases. Cancer is the name given to a collection of related diseases. In all types of cancer, some of the bodyâs cells begin to divide without stopping and spread into surrounding tissues. Cancer can start almost anywhere in the human body, which is made up of trillions of cells.