http://apnews.myway.com/article/20050521/D8A7MPFG0.html...No one is suggesting that people fry on a beach. But many scientists believe that "safe sun" - 15 minutes or so a few times a week without sunscreen - is not only possible but helpful to health.
One is Dr. Edward Giovannucci, a Harvard University professor of medicine and nutrition who laid out his case in a keynote lecture at a recent American Association for Cancer Research meeting in Anaheim, Calif.
His research suggests that vitamin D might help prevent 30 deaths for each one caused by skin cancer. [continued]