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"The more a person uses tobacco products, the higher the concentration of nicotine and cotinine," Warfield says

But researchers actually know little about the health risks of using these devices

Cannabis smoking Cannabis smoking (known colloquially as smoking weed or smoking pot ) is the inhalation of smoke or vapor released by heating the flowers, leaves, or extracts of cannabis and releasing the main psychoactive chemical, 9 -tetrahydrocannabinol (THC), which is absorbed into the bloodstream via the lungs

You certainly couldnt tell that was the case unless youd been paying close attention to the companys ephemera in the years previous