Cannabis use was linked to an increase in manic and depressive symptoms in people with bipolar disorder.
College students who use tobacco, marijuana or binge drink are also more likely to smoke e-cigarettes.
Meta-analysis also finds that contrary to popular belief, there is no relationship between taking the stimulants and improved academic performance.
Marijuana should not be used to treat autism or ADHD in children due to adverse effects and lack of evidence.
Awareness of adolescents’ sexual history is essential in providing mental health treatment.