A sunny afternoon in Knoxville is hard to beat. Whether you're hiking at Ijams Nature Center, cheering on the Vols, spending the day on Fort Loudoun Lake, or relaxing by the pool, it's easy to lose track of how much sun you're getting. While a mild sunburn is an inconvenience most people have experienced, sun poisoning is a much more serious form of sun damage that shouldn't be ignored. Knowing the ...