Nearly two years after the FDA issued a policy denouncing the marketing of fruit-flavored vape juice and other vape products to young people, the products are still widely available in stores. But experts hope that could be about to change. Helen H. Richardson/Denver Post via Getty Images hide caption
The FDA hopes that a new limit on nicotine levels in cigarettes will help people stop smoking or avoid the habit altogether. Paul J. Richards/AFP via Getty Images hide caption
People who smoke, vape or use nicotine in any form will not be hired by U-Haul in the 21 states where such hiring policies are legal. boonchai wedmakawand/Getty Images hide caption
Though there are websites, hotlines, therapists and coaches to help teens manage nicotine cravings, there's been little research to show what works best. Recently, some programs have turned to texting to help kids find resources specific to vaping cessation. Towfiqu Photography/Getty Images hide caption
How does nicotine in e-cigarettes affect young brains? Researchers are teasing out answers. Research on young mice and rats shows how nicotine hijacks brain systems involved in learning, memory, impulse control and addiction. Gabby Jones/Bloomberg via Getty Images hide caption
Vaping has been linked to a cluster of hospitalizations in Wisconsin, Illinois and Minnesota. sestovic/Getty Images hide caption
The Food and Drug Administration is proposing to cap the amount of nicotine in cigarettes to make them less addictive. Gerald Herbert/AP hide caption
Vapor from e-cigarettes contains toxins, although fewer than conventional cigarettes. mauro_grigollo/Getty Images/iStockphoto hide caption
A JUUL e-cigarette for sale at Fast Eddie's Smoke Shop in Boston. The sleek devices are easy to conceal, which makes them popular with teenagers. Suzanne Kreiter/The Boston Globe via Getty Images hide caption
The FDA says it's considering lowering the amount of nicotine in tobacco products, in an attempt to lower the rates of dangerous addiction. Daniel Acker/Bloomberg via Getty Images hide caption
The liquid used in e-cigarettes comes in fruit and candy flavors like cherry and peppermint. Paul J. Richards/AFP/Getty Images hide caption
Food and Drug Administration regulations would crack down on e-cigarettes. Justin Sullivan/Getty Images hide caption
Going slow isn't necessarily the best route to ditching cigarettes. Patrik Stollarz/AFP/Getty Images hide caption
Will this maker of snus, an alternative to cigarettes, be allowed to claim it is less harmful? Swedish Match hide caption
A woman tries electronic cigarettes at a store in Miami. Joe Raedle/Getty Images hide caption
The Step-dad cocktail at Bar Charley in Washington, D.C., features house-made tobacco bitters. Courtesy of Leo Schmid hide caption
If you were a lab rat, you might already be thinking that you want another drink. iStockphoto.com hide caption