Will this maker of snus, an alternative to cigarettes, be allowed to claim it is less harmful? Swedish Match hide caption

itoggle caption Swedish Match

An employee in a Sydney bookshop in 2012 adjusts packaged cigarettes, which have to be sold in identical olive-brown packets bearing the same typeface and largely covered with graphic health warnings. William West/AFP/Getty Images hide caption

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Marvin Eaton owns a farm in Belew's Creek, N.C., where he grows 200 acres of tobacco. He bought the farm from his grandfather and plans to pass it down to his son. Emily McCord/WFDD hide caption

itoggle caption Emily McCord/WFDD

Smoking has declined by about 4 percent annually in Uruguay since the country required graphic warnings on cigarette packages. Matilde Campodonico/AP hide caption

itoggle caption Matilde Campodonico/AP

A woman tries electronic cigarettes at a store in Miami. Joe Raedle/Getty Images hide caption

itoggle caption Joe Raedle/Getty Images

High school students whose friends posted photos of drinking and smoking were about 20 percent more likely to become drinkers or smokers themselves. iStockphoto hide caption

itoggle caption iStockphoto

Smoking can mess up your looks, according to an ad campaign aimed at keeping teens from smoking. Courtesy of U.S. Food and Drug Administration hide caption

itoggle caption Courtesy of U.S. Food and Drug Administration

Tobacco companies incorporated doctors in their ads, such as this 1930 Lucky Strike campaign, to convince the public that smoking wasn't harmful. Stanford University hide caption

itoggle caption Stanford University

The FDA is expected to determine whether e-cigarettes should be regulated like tobacco products later this month. Jim Watson/AFP/Getty Images hide caption

itoggle caption Jim Watson/AFP/Getty Images

Candy-flavored cigars like these in a shop in Albany, N.Y., are the focus of efforts to restrict sales of sweet-flavored tobacco. Hans Pennink/Associated Press hide caption

itoggle caption Hans Pennink/Associated Press