Have you got a telephone directory? https://swenyo.com/blog/vivahealthskincarecom-636a.pdf just-medical.ch  Jutras-Aswad and Dr. Hurd claim one in four teenagers who begin smoking pot at an early age run the risk of developing a dependency on the drug. Yet rather than blaming this on the chemical composition of marijuana, they say genetic and environmental factors largely influence a young person’s potential addiction. In other words, if a teenager is already prone to dependency and is raised in a tumultuous environment, then they may be more inclined to keep smoking through their youth and adding on other addictions as they age.