While e-cigarettes may be less harmful than regular cigarettes, this does not mean that they are harmless
Initially, that claim was not well received
These evidence streams included population studies, studies in experimental animals, cellular pathology, and the identification of cancer-causing chemicals in cigarette smoke ( Decades later, cigarette smoking remains one of the leading preventable causes of morbidity and mortality
States can include cannabis in their general sales tax bases, levy a special tax on cannabis and products containing cannabis, or pursue both approaches simultaneously
For example, just because someone has an altered gene sequence that puts them at increased risk for developing cancer doesnt mean that the person will get cancer