Put another way, a bit is either an 'on' or an 'off' which is processed by a computer processor, we represent 'on' as '1' and 'off' as '0'.
In this section you can learn more about the known causes of cancer, including genetic factors; lifestyle factors such as tobacco use, diet, and physical activity; certain types of infections; and environmental exposures to different types of chemicals and radiation.
The most common causes of cancer death worldwide have changed little over the last 40 years. Lung, liver, stomach and bowel cancers have been the four most common causes of cancer death since 1975.[ 1-7 ]. Caution should be taken when interpreting trends over time for cancers worldwide because changes probably also reflect changes in data recording.