Statistics show that in four decades the cases of skin cancer have tripled. This naturally poses the question for protecting the skin from the UV rays of the sun as they can cause DNA changes in cells and lead to the growth of tumours. Sunscreen products are widely used, but it is important to have an idea of how well they can protect you and how they can lower melanoma risk. Find out more about their significance for the prevention of the deadliest form of skin cancer.