Continually studies that confirm how much you can make a good diet to prevent cancer are published. Back in the 80’s came early work. We know that many foods, if we accompany you through life in a constant manner, will be doing the best prevention to avoid cancer. These products are especially vegetables. Substances developed to protect from the sun, wind, the interplanetary and we give them away to us. They become allies to protect cells. Carrots and tomatoes Studies confirm that consuming foods rich in carotenoids, such as carrots and others as common as tomatoes, do prevention of many types of malignancies. For example, prostate cancer, common in men. We have increased the chance of living because society has advanced many years. In Spain life expectancy is long. To live all these years with full health should always be accompanied by vegetables.