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Department of Health Services

Clinicians, Researchers and Educators


A compilation of accurate, science-based information that addresses the public health and safety impacts of marijuana in our community.

Evidence-Based Marijuana Information
Source: California Society of Addiction Medicine.

Marijuana use and use disorder in adults in the USA, 2002—14: analysis of annual cross-sectional surveys
Source: The Lancet.

The Risks of Marijuana Use during Pregnancy
Source: Journal of the American Medical Association

Detecting biomarkers of secondhand marijuana smoke in young children
Source: Pediatric Research.

Animal study shows harmful effects of secondhand smoke even before pregnancy
Source: Science Daily.

One Minute of Marijuana Secondhand Smoke Exposure Substantially Impairs Vascular Endothelial Function
Source: Journal of the American Heart Association.

National Estimates of Marijuana Use and Related Indicator—National Survey on Drug Use and Health, U.S., 2002-2014
Source: The Centers for Disease Control and Prevention.

Monitoring the Future Survey: High School and Youth Trends
Source: National Institute on Drug Abuse.

Trends in the Prevalence of Marijuana, Cocaine, and other Illegal Drug Use, National Youth Risk Behavior Surveillance System (YRBSS): 1991-2015
Source: The Centers for Disease Control and Prevention.

Regular Marijuana Use is Associated with Differences in Brain Gray Matter and Connectivity
Source: National Institute on Drug Abuse.

Study Questions Role for Marijuana in Teen Users’ IQ Decline
Source: National Institute on Drug Abuse.

Public Health Framework for Legalized Retail Marijuana Based on the US Experience: Avoiding a New Tobacco Industry
Source: PLOS Medicine.

Cannabinoid Hyperemesis Relieved by Compulsive Bathing
Source: National Center for Biotechnology Information.

Did teen perception, use of marijuana change after recreational use legalized? 
Source: Science Daily.

Early marijuana use associated with abnormal brain function, lower IQ
Source: Science Daily.

Marijuana Use: Detrimental to Youth
Source: American College of Pediatricians.

How does marijuana use affect school, work, and social life?
Source: National Institute on Drug Abuse.

Marijuana Use from Middle to High School: Co-occurring Problem Behaviors, Teacher-Rated Academic Skills and Sixth-Grade Predictors
Source: Journal of Youth and Adolescence.

The Impact of Marijuana Legalization on Adolescent Use, Consequences, and Perceived Risk
Source: Substance Use and Misuse Journal.

Childhood academic ability in relation to cigarette, alcohol and cannabis use from adolescence into early adulthood: Longitudinal Study of Young People in England (LSYPE)
Source: BMJ Open.

Counseling Parents and Teens About Marijuana Use in the Era of Legalization of Marijuana
Source: Journal of the American Academy of Pediatrics.

Medical Marijuana Laws and Pregnancy: Implications for Public Health Policy
Source: American Journal of Obstetrics and Gynecology.

Maternal Use of Marijuana during Pregnancy and Lactation: Implications for Infant and Child Development and Their Well-Being
Source: Academic Journal of Pediatrics and Neonatology.

Prenatal Substance Abuse: Short- and Long-term Effects on the Exposed Fetus
Source: American Academy of Pediatrics.