Public health experts traditionally expect that the poorer you are, the more likely you are to be unwell and die before your time. But newly available data on cancer rates show that's not always true.
A longitudinal study featuring nearly 74,000 US women has found that the longer a woman has been overweight or obese during her adult life, the higher her risk of developing cancer.
This body map brings together evidence on proven cancer causes. Using credible, scientific sources it answers questions about whether alcohol, red meat or sun exposure increase your cancer risk.
Relative risk is the risk one group of people has of developing a cancer compared to the risk of another group.