The Sex Lives of Siamese Twins The Sex Lives of Siamese Twins The Sex Lives of Siamese Twins is the ninth novel by Scottish writer Irvine Welsh, published in May 2014. Similarities have been drawn between this book and Welsh's first novel, "Trainspotting". Elena Seymenliyska of "The Daily Telegraph" wrote, "It's a bit like his debut, "Trainspotting" (1993), only instead of the tenements of Leith, we're in the condos of Miami Beach. And in place of heroin addicts, alcoholics and violent psychos, here we have fitness instructors, poseurs – and violent psychos." "The Guardian" published a review of the book on 8 May 2014. In the
Heroin users, compared to morphine, reportedly stems from its perceived different effects. Short-term addiction studies by the same researchers demonstrated that tolerance developed at a similar rate to both heroin and morphine. When compared to the opioids hydromorphone, fentanyl, oxycodone, and pethidine (meperidine), former addicts showed a strong preference for heroin and morphine, suggesting that heroin and morphine are particularly susceptible to abuse and addiction. Morphine and heroin were also much more likely to produce euphoria and other positive subjective effects when compared to these other opioids. In the United States, heroin is not accepted as medically useful. Under the generic