Rosecrance is a premier teen substance use treatment program. In the spring of 2014, it commissioned an online survey of 400 teenagers, ages 15 to 17. The results revealed that:
- 76% of teens agree that with legalization teenagers may be more likely to experiment with marijuana;
- nearly 3 out of 4 teens believe that having easier access to marijuana may accelerate teenagers in trying other drugs;
- 3 out of 5 teens agree that teenagers who use marijuana are more likely to try heroin.