There are around 27 million problem drug users worldwide, according to the 2012 World Drugs Report. The statistics are even more ominous when we discuss addictions specifically. According to the report, 14.1% of people in the 15- to 64-year-old age group had used marijuana. Cocaine and opiates are represented by percentages of 2.2% and 0.6%, respectively. There is some positive news, despite...