Cancer Cancer is the second cause of death in the United States Heart disease is the first. Each year more than a million Americans get medical care for cancer and over 330,000 die from the disease. Cancer is one of man’s dreaded diseases. It attacks people of all ages. Cancer kills more children than any other disease. About 4,000 children under 15 years old die of cancer each year. half of the deaths are from leukemia. Leukemia is a cancer of the blood forming tissues. Cancer has been observed in many forms of animal and plant life, as well as in man. More than 200 kinds of cancer affect human beings and each kind differs from the others. All