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The South West has the worst problem with the condition in the UK - 200 people a year die in Devon alone each year.
Despite it only making up 10% of all cancer cases NHS Devon sees - it causes 80% of cancer-related deaths.
Steven Brown - Assistant Director of Public Health - has been speaking to Heart about why we have such a problem here: "We live in area which does fortunately have an increased number of sunny days, we live near a coastline, the beaches lots of outdoor workers and farmers for example, we have a higher aging population who tend to retire down here - so there is a lot of factors that play into it. Unfortunately there one thing we can put our finger on."
To listen to the full interview with Steven Brown CLICK HERE
You can find out more about the symptoms and what to look out for here.