No, we’re not talking about Times Square before it was Disney-fied … we’re reminiscing about worry-free tanning. A decade later, we’re all running for cover. According to the National Cancer Institute, 40%-50% of Americans who live at least 65 years will have skin cancer, mostly a result of the cumulative effects of solar UV radiation. Prevent future doom by lathering up with a lotion with an SPF 15 or higher daily, a half-hour before you head out.