Is the multi-billion dollar e-cigarettes industry doing more harm than good? Manuela Saragosa hears from Jack Waxman of the Students Against Nicotine campaign, who is worried about a new generation of vaping addicts in the US. Health campaigner Robin Koval explains why one brand in particular - Juul - has teenagers hooked. We hear from Dan Thompson, Juul's managing director in the UK. And is regulation about to catch up with the vaping business? Owen Bennett, global tobacco analyst at Jefferies, tells us.

Producer: Laurence Knight

(Photo: Vaper in an e-cigarette store in California, Credit: Getty Images)