The ability to customize device settings and choose from a wide range of e-liquid strengths significantly affects the nicotine yield
One of the ways the FDA combats youth tobacco use is through its compliance and enforcement efforts, including encouraging retailer compliance and taking action when violations occur.
Kids, young adults and pregnant women should not use or be exposed to e-cigarettes
So its safe to say they are at trusted brand that are here to stay
Still, its better to avoid all exposure to smoke, just to be safe, if your employment or school requires drug testing
Moreover, according to an NCBI study, there is a problem related to hair pigmentation, as it influences cotinine binding and uptake