1, cancer prevention drugs, life in a variety of ways. In recent times, especially to the "needle drug" is prominent. But any "cancer prevention" are just empty words, the basic real prevention ability is limited, basically can be regarded as ineffective.
2, in fact, cancer can be regarded as and "aging" as one. If you want to live a long and healthy life without cancer, it is basically impossible (unless humans find a way to live forever).
3. In addition, it must be known that today's human science does not even know the chemical organization and combination of cancer, the appearance of cancer, the form, the shape ...... and so on. Ask even the "opponent enemy" do not understand, you say talk about defense? That is not limited empty words only?
4, the current human science, as long as the correct healthy life, that is the best cancer defense!