We break down the key differences between traditional cigarettes and e cigarettescovering: 1 Their compositions and ingredients. 2 The health risks associated with both. 3 Nicotine levels and addiction potential. 4 The impact In Preston, where there are more vape shops than anywhere else in the UK, doctors' warnings aren't deterring the city's e cigarette devotees More on the Lancashire town at the epicentre of Britain's Vape Kits Shop E Cigarette & Vape Kits at Best Price UK ECIG STORE Is this the world's first medically approved 'cigarette'?