Being in Florida, you have sun year round. A day does not go by that my family does not slather on tons of sunscreen. Both my wife and I have had bouts of skin cancer. We take it very seriously. Our children have never had a tan or a burn. When I see burnt children, I think it is a level of child abuse similar to parents who smoke. Here is a nice concise article on the sun, tanning, and the skin. Plenty of leathery skinned young people down here who have skin a decade older than they are. SKIN