The brain cancer was caused by abnormal and uncontrolled growth of brain cells. Brain cancer can be caused by any of the cells present in the brain. The most common cause of primary brain cancer is the uncontrolled growth of cells in the brain constitute a major part of the brain. Other cells, such as membranes, blood vessels and other cells may also contribute to secondary brain cancer, when these cells begin to grow, to an abnormal manner.

The growth of the brain is different from the rest of the body. The brain is wrapped around the skull and there is very little space. So, if the tumor in the brain begins to grow, it will lead to the increase in pressure inside the skull. Thus, it may be very fatal to the person.

A variety of symptoms, which may be related to brain cancer. But in most cases the symptoms are not very specific and, yes, people tend to ignore them at the beginning. These symptoms are such that many other diseases associated with these same symptoms. Some common symptoms are:

Headache is the most common symptom associated with brain cancer.

As the tumor begins to grow within the brain and slows down the brain, the patient will feel a general weakness.

There will be no complaints of clumsiness and problems walking.

As the tumor grows, and the cancer spreads to the brain, the patient will also experience convulsions.