Cancer | What you need to know
Cancer is a class disease characterized by out-of-control cell growth.There are over 100 different types of cancer, and each is classified by the type of cell that is initially affected. Cancer is a life threatening killer disease. It is a long term disease and the chances of survival are very poor. But thanks to the advancement in the field of medicine, scientists have come up with rewarding solutions to cure or prolong the killer disease. Cancer harms the body when damaged cells divide uncontrollably to form lumps or masses of tissue called tumors (except in the case of leukemia where cancer prohibits normal blood function by abnormal cell division in the blood stream). Tumors can grow and interfere with the digestive, nervous, and circulatory systems and they can release hormones that alter body function. Tumors that stay in one spot and demonstrate limited growth are generally considered to be benign. More dangerous, or malignant, tumors form when two things occur: i. A ...