Why Do People Vape?

Why do people vape?

For most adults in the UK, the answer comes back to smoking. The top reasons people give for vaping are to help them quit smoking and to prevent going back to it, with most adults who have quit smoking having used a vape in their last attempt. It is the most popular stop smoking aid in Britain.

There are other reasons too, from enjoyment and flavours to cost and the fact that it is far less harmful than smoking. Understanding why people vape helps put the habit in context. This page sets out the main reasons adults give and what the evidence says about who vapes and why.

Let us look at quitting, the other reasons and who vapes.

It is a fair question to ask, because vaping is often discussed without much attention to why people actually do it. The reasons turn out to be fairly consistent in UK surveys, painting a clearer, more practical picture than the headlines sometimes suggest.

Quitting and staying off cigarettes

This is the heart of it. Surveys consistently find the leading reasons for vaping are to quit smoking and to avoid relapse, while vaping is one of the most effective quit aids, nearly twice as effective as patches or gum, which is why it is so widely used for this.

• To quit smoking: the single most common reason adults give for vaping.
• To prevent relapse: staying off cigarettes once they have stopped.
• To cut down: reducing the number of cigarettes on the way to quitting.
• It works: a vape replaces the hand to mouth habit smokers miss.

The scale of this is large. Around 10% of adults in Britain vape, while over half of them are ex-smokers, with only a small share having never smoked, which fits the picture of vaping mainly as a tool for people leaving cigarettes behind.

It is also worth noting a common misconception. Surveys show a growing number of smokers wrongly believe vaping is as harmful as cigarettes, which can put them off switching. The evidence does not support that belief, so correcting it is part of why these reasons are worth setting out plainly.

The other reasons people give

Beyond quitting, several other reasons come up. Ex-smokers often mention enjoyment and flavours, the fact that vaping is far less harmful than smoking and to others, plus that it costs less than cigarettes, all of which help people switch and then stay switched.

Flavours play a real part here, since many people find them more pleasant than tobacco and say they help them stay off cigarettes. Cost matters too, as vaping tends to be cheaper than smoking. Some people also like that they can avoid the smell of smoke and the harm to those around them. These reasons sit alongside quitting rather than replacing it as the main driver.

Taken together, these factors help explain why so many people stick with vaping once they switch. A cheaper, better smelling habit that comes in flavours they enjoy is simply easier to maintain than going back to cigarettes, which supports the central goal of staying off tobacco for good.

Who vapes, plus the important caveat

The picture is mostly adult smokers and ex-smokers. Most vapers are people who used to smoke or still do, while only a small share have never smoked, plus some younger people vape out of curiosity or social influence rather than to quit, which is a concern worth being honest about.

The clear line from UK health bodies is that vaping is for adult smokers quitting or staying off cigarettes. If you do not smoke, there is no reason to start, since you would take on nicotine and some risk for no benefit. Long-term vaping by people who never smoked is best avoided, while no one under 18 should vape at all. The benefit is real, though only for the group it is meant for.

• Mostly ex-smokers: over half of vapers used to smoke, a small share never did.
• For adult smokers: the intended use is quitting or staying off cigarettes.
• Not for non-smokers: no reason to start, only added risk.
• Not for under 18s: nicotine is especially harmful to young people.

Does the reason for vaping matter?

It does, more than you might think. Research suggests that people who take up vaping specifically to quit smoking are more likely to actually stop, whereas vaping out of curiosity, with no smoking to replace, tends not to lead anywhere useful and is better avoided altogether.

That is part of why the intended use matters so much. Vaping is a tool with a clear purpose, helping a smoker off cigarettes, so it works best when used that way. For someone with no cigarettes to leave behind, the reasons that make vaping worthwhile simply do not apply, which is the logic behind the do not start message.

If you want to dig deeper, see our explainer on whether vaping is better than smoking. It pairs well with our guide on switching from smoking to vaping and our look at whether vaping is bad for you.

For the full set of guides, the vaping and health hub brings everything together in one place.

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