As an American Heart Association review on e-cigarettes states: "In general, the health effects of e-cigarettes have not been well studied, and the potential harm incurred by long-term use of these devices remains completely unknown." Key studies: The science around e-cigarettes is still fairly new, but here are some of the key studies to date
As soon as an individual quits smoking, the risk for oral cancer begins to decrease
The 3-1-1 Liquid Rule and Disposables Most vapers are familiar with the 3-1-1 rule for liquids: containers must be 3.4 ounces (100ml) or less, and all containers must fit in one quart-sized, clear plastic bag
That said, both Jamalian and TaLor advise using a tip, and recommend beginners stick to the classic cardboard ones
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