Until now, although cigarettes cannot be sold legally to minors, any child could buy them from vending machines
Overall, it is clear that vaping induces immunologic and physiologic effects across the body, with many signals indicating significant pathologic physiologic changes likely to occur in the setting of long-term, chronic vaping
In 2011, two major studies were published that supported the use of e-cigarettes as tools to stop smoking, but the US Food and Drug Administration (FDA) announced it would regulate e-cigarettes in the same way as traditional tobacco products
Brightening is more gradual but delivers lasting results with continued use
These indices relate, in turn, to the factors influencing smoking behaviour, including the stage of the smoking epidemic in the population under examination, to the relative success of tobacco control measures and to cultural and socioeconomic factors
How many qualitative interviews is enough?: expert voices and early career reflections on sampling and cases in qualitative research [Internet]