1500🌻) What is cancer (english/urdu)
Cancer is a disease that occurs when changes in a group of normal cells within the body lead to uncontrolled, abnormal growths called tumors. In all cancers except leukemia (cancer of the blood), if left untreated, tumors can grow and spread to surrounding normal tissue and to other parts of the body through the lymphatic system , and to the digestive, nervous, and circulatory systems. Can affect the blood system or release hormones that affect body function. Cancerous tumors can be divided into three groups. benign , malignant or precancerous Benign Tumors are not cancerous and are rarely life-threatening Malignant or precancerous Cancers grow slowly, do not spread to other parts of the body, and are usually made of cells that resemble normal or healthy cells. They will only cause a problem if they grow too large, become uncomfortable or press on other organs - for example a brain tumor inside the skull. malignant tumor Benign ...