The CDC states combining short-acting (e.g., nicotine gum or lozenge) and long-acting (i.e., nicotine patch) forms of nicotine replacement therapy increases the likelihood of quitting tobacco products, including cigarettes and vape products, compared with using single forms of nicotine replacement therapy

'But right now, nicotine electronic cigarettes are competing with and replacing the most harmful legal product in this country.' Gregory Conley, president of the American Vaping Association, said the problem is 'not store-bought nicotine vaping products, but illicit contaminated THC oil cartridges sold by drug dealers.' He added: 'It would be a mistake for adult smokers and their families to listen to these misguided prohibitionists, as the evidence continues to indicate that adult smokers who switch to nicotine vaping products greatly improve their health.' E-cigarettes first appeared in the US more than a decade ago and have grown in popularity despite little research on their long-term effects
Aside from focusing on how deep your breaths are, watching your posture, drinking adequate water, and adding more strenuous activities, such as running or weightlifting, are other options to increase lung capacity
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