Chapter 3 of the “Sunlight, Vitamin D, and Skin Cancer” book specifically looks at “vitamin D status and cancer incidence and mortality.” The main point of the chapter is that it isn’t known every well that sun exposure could be beneficial against several types of internal cancer because of vitamin D. The points within the topic are ecological studied of sun exposure, vitamin D and cancer risk, vitamin D intake, solar radiation, and implications for the future. Overall, this chapter in Sunlight, Vitamin D, and Skin Cancer focuses on the importance of the sun because it is a huge source of vitamin D. In the United States, vitamin D deficiency is a huge problem among the population, so it is good to get a little sun, but also be sure to protect
