and Colorado, where ??pain?? need accounts for 94 per cent of the medi pot card holders, serious illnesses barely register. Pain of course is easy to fake and almost impossible to disprove. Nearer the truth, he argues, is that most medical marijuana recipients are drug abusers or addicts faking or exaggerating their problems. No one should be taken in. The fact is that whether on Venice Beach in California or in the Colorado countryside, marijuana is routinely touted under the thinnest of pretences of medical need. Herbal Wellness in Colorado advertises, ??more than 35 strains of the best edibles in town, multiple tinctures, hash, hand-rolled joints and clones??. Young visitors reporting back say it is a complete joke. But the legalisers in Colorado brazenly claim that ??regulation?? of medical marijuana has ??already?? reduced teen use; that it has only gone up in states where MMJ had not been legalised. To the contrary. The data shows that states with medical marijuana laws have had much higher rates of teenage marijuana use , an effect that has since gone nationwide. Since 2008 in the US teenage use has increased 40 per cent Dr Gogek reports, and heavy use (at least 20 times a month) he says is up 80 per cent. The implications are more than worrying. The sad thing is they should know this better than in Colorado. Earlier this year, in Sweden, I went  to a lecture given by Dr Christian Thurstone, an adolescent addiction psychiatrist from Denver, the President