And tonight, the fda is stepping in on a topic we've investigated here on "World news," the dangers of tanning beds. Today the fda said sun lamps must carry the black box warnings you seen O... See More
And tonight, the fda is stepping in on a topic we've investigated here on "World news," the dangers of tanning beds. Today the fda said sun lamps must carry the black box warnings you seen O cigarettes, these aimed at young Americans and ABC's Rebecca Jarvis has the story. Reporter: For years new rules. Tanning beds must now carry blackbox warnings, cautioning anyone under 18 not to use them. For years doctors have urged the U.S. Government to take action on tanning beds. We've been trying to deal with this issue for the last 20 years. Reporter: The tanning industry calls the rules access sieve and say their products, if used properly are safe. By 12th grade 32% of girls say they've used a tanning bed. Using an indoor tanning salon increases the risk of melanoma, the deadliest of all skin cancers by 30%. Katie started tanning when she was in 6th grade. I thought there's no way as a 17-year-old I can have melanoma. Reporter: Many tanning salon workers denying their machines are harmful and even claiming it's good for you. It's the same as being outside. If you got a sunburn in here, it wouldn't be as bad. Reporter: Four years ago the fda's advisory panel recommended a ban for minors but never acted on it. Tonight's warning shedding new light on the dangers. Next we head to Chicago and
This transcript has been automatically generated and may not be 100% accurate.