The notion of a part of
the body growing out of control for no apparent reason is bad enough, but the aggressive and expensive treatments used for cancer, such as surgery, radiation and chemotherapy can be frightening as well.
Not exact matches
As a physics teacher, I teach the therapeutic effects
of gamma radiation in radiotherapy, along with the associated dangers (radiation can cause cells to become cancerous as well as kill cells that are already cancerous), but a common misconception among students is that cancer cells are rather like viruses or bacteria, a sort
of alien cell that has entered the
body,
growing out of control with little relation to the surrounding cells.
Our
bodies tolerate a wide range
of resident microbes, but when these bugs
grow out of control, the immune system hits them with a slew
of fighter cells.
If these pathogenic bacteria
grows out of control and enter our blood stream, they can be transported through the
body and cause inflammation.
When you ingest foods containing these ingredients, the yeast in your
body feeds on them and can quickly
grow out of control.
The old view was that there are random mutations that cause the cells to disregard regulating signals from the
body and just continue replicating and
growing out of control.
Cancer starts when cells (internal or external parts
of the
body)
grow too rapidly and get
out of control, and as a result, invade its surrounding tissue.