Cancer which is also called as malignancy, is characterized by an abnormal growth of cells.
There are more than 100 types of cancer including breast cancer, skin cancer, lung cancer, colon cancer, prostate and lyimphoma. Cancer symptoms vary widely based on the type of cancer. Cancer treatment includes chemotherapy, radiation and surgery.
Brain cancer has a wide variety of symptoms including seizures, sleepiness. Confusion and behavior changes. Not all brain tumors are cancerous and benign tumors can fit in similar symptoms.
As with tumors elsewhere in the body,the exact cause of most brain tumors is unknown. Genetic factors various environmental toxins, radiation and cigarette smoking have all been linked to cancer of the brain but in most cases no clear known for sure.
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