How does a tumor grow?

A tumor is the swelling of a part of the body which is caused by an irregular growth of tissue determining whether it is benign or malignant. Tumors can grow from many reasons usually impossible to control. The growth begins to happen when the cells inside the tumor begin to divide. They begin to divide through complicated cellular signaling which brings new hormones and growth factors depending on the tumor. When the tumor grows about half a millimeter long it needs blood vessels supplies to prevent the tumor from growing. The risks for tumors outweigh the benefits. To monitor the tumor, it is best to call a physician so they can give the patient medication. The best way to stop the tumor from growing is to not smoke, maintain a healthy weight, and to go to the doctor regularity to check cancer screening.