Why don't all smokers not get cancer?

The findings offer insight into how this particular genetic variation and smoking interact to cause lung cancer. ... its derivatives can stimulate cells to proliferate, participate in new blood vessel development, and also not undergo cell death," he says, which are all characteristics of tumor formation and growth. read more

To understand Cancer, you must understand health as a whole. Health is a state of being free from a disease or an injury and its subject to change on a daily basis. read more

Paul Brennan, who led the IARC study, says he initially believed that the risk of getting lung cancer was elevated by the genetic predisposition to become addicted. "The genes made you more likely to smoke, made you likely to smoke more, made you less likely to give up, and therefore more likely to develop lung cancer," he says. read more

According to the American Cancer Society, tobacco use accounts for at least 30 per cent of all cancer deaths, causing 87 per cent of lung cancer deaths in men, and 70 per cent of lung cancer deaths in women. And a body of previous research has suggested that smoking accelerates the ageing process and cause disease and an early death. read more