E cigarettes: helping smokers quit or glamorising a dangerous habit? Vaping The Guardian Vaping is not replacing smoking. It is often added to it. This is called dual use. Nearly half of e cigarette users still smoke cigarettes. What this means: Smoking continues alongside vaping E cigarette brands Blu and E lites slam Nicorette 'smear' ad Largest US study of e cigarettes shows their value as smoking cessation aid