When Asked, Teens Frequently Report Hallucinations, Paranoia or Anxiety with Marijuana Use

MedicalResearch.com Interview with:

Sharon Levy, MD, MPH Director, Adolescent Substance Use and Addiction Program Boston Children's Hospital Associate Professor of Pediatrics Harvard Medical School

Dr. Levy

Sharon Levy, MD, MPH
Director, Adolescent Substance Use and Addiction Program
Boston Children’s Hospital
Associate Professor of Pediatrics
Harvard Medical School 

MedicalResearch.com: What is the background for this study? What are the main findings?

Response: ​For this study we analyzed data that were collected as part of a larger survey study that recruited a sample of adolescents who were coming to the doctor’s office for routine medical care.  We asked them a lot of questions about their health, school, extracurricular activities, plans for the future, substance use patterns and problems associated with use among other things.

The main finding was that among the participants who reported marijuana use in the past year, many of them, more than 40%, said that they had experienced either an hallucination, or paranoia/anxiety related to their use.

Kids who used more frequently and those who met criteria for a substance use disorder were more likely to experience these symptoms, as were those who had symptoms of depression Continue reading

Teen Vaping is a Risk Factor for Future Smoking

MedicalResearch.com Interview with:

Professor Richard Miech Institute for Social Research University of Michigan

Prof. Richard Miech

Professor Richard Miech
Institute for Social Research
University of Michigan

MedicalResearch.com: What is the background for this study? What are the main findings?

Response: The main finding of this study is that teen vaping predicts future smoking.  We surveyed a nationally-representative sample of 12th graders in 2014 and then re-surveyed them a year later.  We found:

  • Among teens who had never smoked at baseline, those who vaped were more than four times more likely to have smoked a year later than those who didn’t vape
  • Among teens who were former smokers at baseline, those who vaped were more than twice as likely to have smoked a year later than those who didn’t vape
  • Among teens who were current smokers at baseline, smoking levels a the one-year followup were the same for vapers and non-vapers.

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