But there are a lot reasons (it is bad news but it is the science): - you are living in a country (or place in your country) with enviroment that it increases

But there are a lot reasons (it is bad news but it is the science): - you are living in a country (or place in your country) with enviroment that it increases the % cancer. I don't talk about the human or no-natural things, I am talking about the natural things such as radon gas from granite... - some cancers are from a tiny bug in the code our DNA (sometimes the code bug is from a infection of virus) And at the moment you can check all the things (the science are working to find or clear more of them...but it is the far future or near) that they begins a cancer.