As part of our series looking at skin cancer, we've spoken to Cancer Research UK who says there is a need for people to be more aware of skin cancer and how to protect themselves.
Casey Dunlop, a Health Information Officer at the charity, told ITV News that although people are aware of the link between sun exposure and cancer it is something more need to be more aware of.
She gave us some advice about how to stay safe in the sun.
As well as explaining exactly what SPF is.
Casey said a change in tanning culture could be what has led to rates of skin cancer rising in the past 20 years. V1