Cannabis, or marijuana, is currently the most popular illicit drug in the U.S., and more young people smoke marijuana than cigarettes. Because of its widespread use, there is a lot of interest in understanding marijuana and how addiction can be treated. Here are three things you should know about marijuana addiction. 1. The Risk of Getting Caught Although some of the issues with and effects of the drug could be compared to the legal substance alcohol, so long as it remains illegal, it creates a substantial risk for those who use it. At least 200,000 students, for example, have been…