"If you're a smoker considering vaping as a safer alternative, you can take some comfort in the fact that far smarter people than me have thought about this issue. The Royal College of Physicians and Public Health England have both weighed all of the evidence on e-cigarette hazards -including the danger of popcorn lung — and both have concluded that vaping is a much better choice than smoking, and have encouraged doctors to recommend e-cigs to their smoking patients."