Everyone knows smoking causes lung cancer, but what about infertility and arthritis?

Most people know smoking causes lung cancer and heart disease, but less than a third of us realise it can also cause acute leukaemia and rheumatoid arthritis. These are the findings of new study, raising the question of whether cigarette warning labels need a refresh to fix this.

The very definition of cancer is changing and funding must keep up

The way we think about cancer is undergoing a slow but radical transformation, with studies at a molecular level revealing how "rare" each cancer is. How we fund research should change too, writes Darren Saunders.