SUNTAN ADDICTION Despite a flourishing market in sunscreens and, to a lesser extent, sun-protective clothing, as well as a dermatologists campaign going back to 1983, millions of Americans continue to abuse the rays that in small doses help maintain health but in larger doses can destroy it. For some who frequent tanning salons or own tanning beds, sun worship is a year-round activity.
Many people think a tan protects them by helping block the damaging effects of UV radiation. In fact, a tan represents skin damage.
When Tanning Turns Into an Addiction, Jane E. Brody, New York Times
https://www.nytimes.com/2010/06/22/health/22brod.html