Evidence that e-cigarettes encourage people ot take up smoking is "weak" scientists claim

Many people assume vaping encourages people to smoke cigarettes.

But now scientists claim this is just a myth - and that evidence to even suggest such a link is 'weak'.

Despite having long been considered a gateway, a team of US researchers wanted to analyse the findings of previous studies.

They highlighted several shortfalls that appear to show a link between e-cigarettes and traditional tobacco products.

For example, they said many use misleading measurements for what they consider to be 'smoking', including just one puff over a course of six months.
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