In Healthline News, Dr. Sack discusses how teens and young adults are more likely to use pot to cope with negative emotions rather than using pot to get high. Dr. Sack explains that when looking at the effects of chronic use of marijuana in late adolescents and young adults, you see chronic anxiety, emotional blunting and loss of motivation. Dr. Sack explains that part of the problem is that when young adults start using drugs their mood problems are exacerbated. Dr. Sack also states that 70 percent of teens who are admitted to treatment for drugs and alcohol had a pre-existing emotional problem ? either ADD, conduct disorder, antisocial personality disorder, depression, or bipolar disorder. Read the entire article online.