JUUL Design Life Cycle Stop 'super cool' e cigarette from taking off among kids, UK told Vaping The Guardian Vaping is often marketed as a safer alternative to smoking, but many vape products contain nicotine, harmful chemicals, and heavy metals that can harm developing brains and lungs. Why is vaping so popular? Devices are sleek and can be highly addictive. Vox Children Told JUUL Was "Much Safer" than Cigarettes By Manufacturers of Addictive Vape Pen, FDA Letter Claims AboutLawsuits.com Juul warned over claims e cigarette safer than smoking wqad.com