Cancer is a one of the dreadful diseases, which is characterized by uncontrolled cell division. There are about 100 different types of cancer. Each cancer is classified by the type of the cell it affects. The tumor which affects the cancer cell is called as malignant tumor. Cancer usually invades and spreads to all body parts. Non-cancerous tumors are called benign tumors. Tumors are undifferentiated mass of the cells which divides uncontrollably. There are many factors which causes cancer. Cancer is usually caused by tobacco consumption. Obesity, poor diet, hereditary, genetic mutations hormonal changes. The gene which gets mutated and cause cancer is called oncogene. Cancer is treated by many drugs, surgery, chemotherapy, radiation therapy, targeted therapy, hyperthermia. Abuse of cancer drugs causes severe side effects like alopecia, nausea, loss of appetite, loss of body weight. Hence, alternative and innovative treatment must be followed.
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