I am a firm believer in direct sunlight for 15 to 30 minutes per day. I don’t believe that’s long enough to hurt anyone, and the sense of well being after laying out is unmistakable.
Skin cancer is a real problem, but people can modify the length of exposure depending on the type of day it is. If it’s a real scorcher, only lay out for ten minutes or so. If it’s a moderate day, go for 15 to 20 minutes. If it’s on the cool side go for the thirty minutes.
I don’t think people were meant to eliminate their exposure to the sun. I do think people should moderate their exposure to it, with the beach type of full exposure limited a lot more than most people do when they are young.
My thoughts on vitamins is that they are a good supplement. The natural way to obtain them is much better.
My thoughts on skin cancer are....the better (healthier) you eat (and supplement) the less chance of skin cancer.....I’m not much for sunscreen (except when it’s REALLY bright (on water, in snow)....