Yorkshire Cancer Research statement on the use of vaping products by children and young people Yorkshire Cancer Research E cigarettes may be helping thousands a year to quit smoking, but Stop Smoking Services are still the best option E cigarettes are likely to cause cancer, including in the lungs and mouth, according to a sweeping review of scientific evidence that challenges their positioning as a safer alternative to smoking. There is Research is still evolving, but evidence continues to point to a link between smoking and breast cancer risk. From firsthand and secondhand smoke to vaping and cannabis, here's what scientists knowand what