Health

There's even more evidence that e-cigarettes can expose you to dangerous toxins

juul flavors vaping
E-cigarette users had less toxins when compared with traditional smokers, but still experienced "measurable exposure" to dangerous chemicals. Steven Senne/AP
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The Food and Drug Administration (FDA) has been cracking down on adolescent tobacco use with new e-cigarette and flavored tobacco product regulations, and a new study reinforces how dangerous these products can be to a person's health.

On December 14, JAMA released an investigative report that looked at potential exposure to harmful toxins in e-cigarettes versus traditional cigarettes and found that both contain high amounts of toxins like nicotine, lead, cadmium, and pyrene.

While the study found that people who used traditional cigarettes or a mixture of traditional and e-cigarettes had the highest level of toxins, the report also stressed that people who exclusively use e-cigarettes have a considerable amount of harmful chemicals in their bodies.

E-cigarette users had fewer toxins when compared with traditional smokers, but still had "measurable exposure."

The study, which found all types of smokers are susceptible to dangerous levels of toxins, highlights a major sticking point of e-cigarettes: their helpfulness among people trying to quit smoking.

smoking cigarette
People who combined traditional and electronic cigarettes had the highest levels of toxins in their bodies, according to the study.  Mesk Photography/Shutterstock

According to the study, 84% of adult e-cigarette users are former traditional cigarette users who are using the devices to quit smoking, but "reducing smoking-related health risks requires complete cessation," the study's authors wrote. While people who solely used e-cigarettes had less exposure to toxins and nicotine, researchers said "measurable exposure" still existed.

People who combined traditional and electronic cigarettes had the highest levels of toxins in their bodies, according to the study.

Vapes are being used more readily and can lead to serious health problems

As studies on the effects of vaping and e-cigarettes continue to be released, e-cigs like the Juul are being scrutinized for their negative health effects. Not only do these trendy products contain lead and in some cases traces of diacetyl, but they are also being marketed to teenagers who may not realize the addictive nature of vaping.

Read more: An e-cigarette with twice the nicotine of comparable devices is taking over high schools — and scientists are sounding the alarm

"E-cigs have become an almost ubiquitous — and dangerous — trend among teens," FDA Commissioner Scott Gottlieb said in a September statement where he called for e-cigarette and flavored tobacco sales reform. In addition, a new report from the University of Michigan found that teenage vape use is at an all-time high, with 21% of 12th graders using vapes in 2018.

With such widespread vape use among teens and adults alike, tobacco-related health issues could become increasingly common. For instance, diacetyl has been linked to a condition called bronchiolitis obliterans, or "popcorn lung," which causes irreversible inflammation and scarring of a person's airways (popcorn lung has not been directly linked to Juul vapes). Nicotine in tobacco products can also stunt adolescent brain development, according to the Centers for Disease Control and Prevention.

While the FDA continues to crack down on the sale of flavored tobacco products, knowing the risks associated with both smoking and vaping is increasingly important.

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Julia Naftulin
Julia Naftulin is an editor on Business Insider's Special Projects team, where she leads editorial initiatives spanning the business, tech, and lifestyle spaces.She has launched and managed series covering how companies adopt and implement AIthe business of food, the 2026 World Cup, and innovation in supply chain management, as well as projects like the AI Power List.Previously, Julia served a five-year tenure as health reporter at Business Insider, covering general wellness and the intersection of relationships, psychology, and culture.Julia reported on the life of a Wall Street accountant-turned-professional-girlfriend, took readers inside Goop's first cruise, explored the dating industry, and delved into the latest plastic surgery trends. She was also Business Insider's resident relationship advice columnist, penning the now-defunct column Doing It Right.She has held editor roles at Health.com and Dotdash Meredith. Her work has been published in Health magazine and on Time, Apartment Therapy, The Knot, and Bicycling.com.Julia graduated from Syracuse University with a Bachelor of Science in Magazine Journalism. Julia lives in Philadelphia with her dachshund, Gretchen.